Home / 25,246.17-34,839.52-13,761.05

Finding the Fourth Proportional to 25,246.17, 34,839.52 and 13,761.05

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Solution

The fourth proportional to 25,246.17, 34,839.52 and 13,761.05 is: 18,990.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,246.17 : 34,839.52 = 13,761.05 : x
  2. Step 2: Convert to fraction form
    25,246.17/34,839.52 = 13,761.05/x
  3. Step 3: Cross multiply
    25,246.17x = 34,839.52 × 13,761.05
  4. Step 4: Simplify right side
    25,246.17x = 479,428,429.39
  5. Step 5: Solve for x
    x = 479,428,429.39/25,246.17
  6. Step 6: Final answer
    x = 18,990.15

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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.