Home / 25,445.78-35,111.94-14,832.76

Finding the Fourth Proportional to 25,445.78, 35,111.94 and 14,832.76

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Solution

The fourth proportional to 25,445.78, 35,111.94 and 14,832.76 is: 20,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445.78 : 35,111.94 = 14,832.76 : x
  2. Step 2: Convert to fraction form
    25,445.78/35,111.94 = 14,832.76/x
  3. Step 3: Cross multiply
    25,445.78x = 35,111.94 × 14,832.76
  4. Step 4: Simplify right side
    25,445.78x = 520,806,979.15
  5. Step 5: Solve for x
    x = 520,806,979.15/25,445.78
  6. Step 6: Final answer
    x = 20,467.32

Related Problems

Find fourth proportional to 12,722.89, 17,555.97 and 7,416.38
Half scale
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Double scale
Find fourth proportional to 25,446.78, 35,113.32 and 14,833.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.