Home / 25,042.64-34,557.77-13,711.93

Finding the Fourth Proportional to 25,042.64, 34,557.77 and 13,711.93

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Solution

The fourth proportional to 25,042.64, 34,557.77 and 13,711.93 is: 18,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,042.64 : 34,557.77 = 13,711.93 : x
  2. Step 2: Convert to fraction form
    25,042.64/34,557.77 = 13,711.93/x
  3. Step 3: Cross multiply
    25,042.64x = 34,557.77 × 13,711.93
  4. Step 4: Simplify right side
    25,042.64x = 473,853,723.20
  5. Step 5: Solve for x
    x = 473,853,723.20/25,042.64
  6. Step 6: Final answer
    x = 18,921.88

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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.