Home / 25,445.47-35,114.78-14,837.15

Finding the Fourth Proportional to 25,445.47, 35,114.78 and 14,837.15

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Solution

The fourth proportional to 25,445.47, 35,114.78 and 14,837.15 is: 20,475.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445.47 : 35,114.78 = 14,837.15 : x
  2. Step 2: Convert to fraction form
    25,445.47/35,114.78 = 14,837.15/x
  3. Step 3: Cross multiply
    25,445.47x = 35,114.78 × 14,837.15
  4. Step 4: Simplify right side
    25,445.47x = 521,003,258.08
  5. Step 5: Solve for x
    x = 521,003,258.08/25,445.47
  6. Step 6: Final answer
    x = 20,475.29

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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.