Home / 47,666.50-71,489.55-18,073.96

Finding the Fourth Proportional to 47,666.50, 71,489.55 and 18,073.96

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Solution

The fourth proportional to 47,666.50, 71,489.55 and 18,073.96 is: 27,107.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,666.50 : 71,489.55 = 18,073.96 : x
  2. Step 2: Convert to fraction form
    47,666.50/71,489.55 = 18,073.96/x
  3. Step 3: Cross multiply
    47,666.50x = 71,489.55 × 18,073.96
  4. Step 4: Simplify right side
    47,666.50x = 1,292,099,267.12
  5. Step 5: Solve for x
    x = 1,292,099,267.12/47,666.50
  6. Step 6: Final answer
    x = 27,107.07

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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.