Home / 47,711.90-71,592.46-19,652.69

Finding the Fourth Proportional to 47,711.90, 71,592.46 and 19,652.69

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Solution

The fourth proportional to 47,711.90, 71,592.46 and 19,652.69 is: 29,489.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,711.90 : 71,592.46 = 19,652.69 : x
  2. Step 2: Convert to fraction form
    47,711.90/71,592.46 = 19,652.69/x
  3. Step 3: Cross multiply
    47,711.90x = 71,592.46 × 19,652.69
  4. Step 4: Simplify right side
    47,711.90x = 1,406,984,552.57
  5. Step 5: Solve for x
    x = 1,406,984,552.57/47,711.90
  6. Step 6: Final answer
    x = 29,489.17

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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.