Home / 40,711.48-61,073.01-12,633.96

Finding the Fourth Proportional to 40,711.48, 61,073.01 and 12,633.96

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Solution

The fourth proportional to 40,711.48, 61,073.01 and 12,633.96 is: 18,952.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,711.48 : 61,073.01 = 12,633.96 : x
  2. Step 2: Convert to fraction form
    40,711.48/61,073.01 = 12,633.96/x
  3. Step 3: Cross multiply
    40,711.48x = 61,073.01 × 12,633.96
  4. Step 4: Simplify right side
    40,711.48x = 771,593,644.26
  5. Step 5: Solve for x
    x = 771,593,644.26/40,711.48
  6. Step 6: Final answer
    x = 18,952.73

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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.