Home / 40,877.92-61,267.28-29,012.96

Finding the Fourth Proportional to 40,877.92, 61,267.28 and 29,012.96

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Solution

The fourth proportional to 40,877.92, 61,267.28 and 29,012.96 is: 43,484.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,877.92 : 61,267.28 = 29,012.96 : x
  2. Step 2: Convert to fraction form
    40,877.92/61,267.28 = 29,012.96/x
  3. Step 3: Cross multiply
    40,877.92x = 61,267.28 × 29,012.96
  4. Step 4: Simplify right side
    40,877.92x = 1,777,545,143.95
  5. Step 5: Solve for x
    x = 1,777,545,143.95/40,877.92
  6. Step 6: Final answer
    x = 43,484.24

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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.