Home / 31,713.70-47,505.96-15,023.14

Finding the Fourth Proportional to 31,713.70, 47,505.96 and 15,023.14

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Solution

The fourth proportional to 31,713.70, 47,505.96 and 15,023.14 is: 22,504.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,713.70 : 47,505.96 = 15,023.14 : x
  2. Step 2: Convert to fraction form
    31,713.70/47,505.96 = 15,023.14/x
  3. Step 3: Cross multiply
    31,713.70x = 47,505.96 × 15,023.14
  4. Step 4: Simplify right side
    31,713.70x = 713,688,687.91
  5. Step 5: Solve for x
    x = 713,688,687.91/31,713.70
  6. Step 6: Final answer
    x = 22,504.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.