Home / 40,022.10-60,042.87-11,941.92

Finding the Fourth Proportional to 40,022.10, 60,042.87 and 11,941.92

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Solution

The fourth proportional to 40,022.10, 60,042.87 and 11,941.92 is: 17,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,022.10 : 60,042.87 = 11,941.92 : x
  2. Step 2: Convert to fraction form
    40,022.10/60,042.87 = 11,941.92/x
  3. Step 3: Cross multiply
    40,022.10x = 60,042.87 × 11,941.92
  4. Step 4: Simplify right side
    40,022.10x = 717,027,150.11
  5. Step 5: Solve for x
    x = 717,027,150.11/40,022.10
  6. Step 6: Final answer
    x = 17,915.78

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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.