Home / 45,131.30-67,691.52-22,960.64

Finding the Fourth Proportional to 45,131.30, 67,691.52 and 22,960.64

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Solution

The fourth proportional to 45,131.30, 67,691.52 and 22,960.64 is: 34,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,131.30 : 67,691.52 = 22,960.64 : x
  2. Step 2: Convert to fraction form
    45,131.30/67,691.52 = 22,960.64/x
  3. Step 3: Cross multiply
    45,131.30x = 67,691.52 × 22,960.64
  4. Step 4: Simplify right side
    45,131.30x = 1,554,240,621.77
  5. Step 5: Solve for x
    x = 1,554,240,621.77/45,131.30
  6. Step 6: Final answer
    x = 34,438.20

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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.