Home / 25,191.28-34,761.82-14,581.56

Finding the Fourth Proportional to 25,191.28, 34,761.82 and 14,581.56

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Solution

The fourth proportional to 25,191.28, 34,761.82 and 14,581.56 is: 20,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,191.28 : 34,761.82 = 14,581.56 : x
  2. Step 2: Convert to fraction form
    25,191.28/34,761.82 = 14,581.56/x
  3. Step 3: Cross multiply
    25,191.28x = 34,761.82 × 14,581.56
  4. Step 4: Simplify right side
    25,191.28x = 506,881,564.04
  5. Step 5: Solve for x
    x = 506,881,564.04/25,191.28
  6. Step 6: Final answer
    x = 20,121.31

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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.