Home / 25,949.76-35,811.36-14,774.72

Finding the Fourth Proportional to 25,949.76, 35,811.36 and 14,774.72

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Solution

The fourth proportional to 25,949.76, 35,811.36 and 14,774.72 is: 20,389.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,949.76 : 35,811.36 = 14,774.72 : x
  2. Step 2: Convert to fraction form
    25,949.76/35,811.36 = 14,774.72/x
  3. Step 3: Cross multiply
    25,949.76x = 35,811.36 × 14,774.72
  4. Step 4: Simplify right side
    25,949.76x = 529,102,816.82
  5. Step 5: Solve for x
    x = 529,102,816.82/25,949.76
  6. Step 6: Final answer
    x = 20,389.51

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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.