Home / 47,909.12-71,864.14-16,744.46

Finding the Fourth Proportional to 47,909.12, 71,864.14 and 16,744.46

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Solution

The fourth proportional to 47,909.12, 71,864.14 and 16,744.46 is: 25,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,909.12 : 71,864.14 = 16,744.46 : x
  2. Step 2: Convert to fraction form
    47,909.12/71,864.14 = 16,744.46/x
  3. Step 3: Cross multiply
    47,909.12x = 71,864.14 × 16,744.46
  4. Step 4: Simplify right side
    47,909.12x = 1,203,326,217.66
  5. Step 5: Solve for x
    x = 1,203,326,217.66/47,909.12
  6. Step 6: Final answer
    x = 25,116.85

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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.