Home / 25,445.92-35,117.75-14,691.14

Finding the Fourth Proportional to 25,445.92, 35,117.75 and 14,691.14

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Solution

The fourth proportional to 25,445.92, 35,117.75 and 14,691.14 is: 20,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,445.92 : 35,117.75 = 14,691.14 : x
  2. Step 2: Convert to fraction form
    25,445.92/35,117.75 = 14,691.14/x
  3. Step 3: Cross multiply
    25,445.92x = 35,117.75 × 14,691.14
  4. Step 4: Simplify right side
    25,445.92x = 515,919,781.74
  5. Step 5: Solve for x
    x = 515,919,781.74/25,445.92
  6. Step 6: Final answer
    x = 20,275.15

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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.