Home / 48,321.59-66,691.09-29,469.65

Finding the Fourth Proportional to 48,321.59, 66,691.09 and 29,469.65

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Solution

The fourth proportional to 48,321.59, 66,691.09 and 29,469.65 is: 40,672.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,321.59 : 66,691.09 = 29,469.65 : x
  2. Step 2: Convert to fraction form
    48,321.59/66,691.09 = 29,469.65/x
  3. Step 3: Cross multiply
    48,321.59x = 66,691.09 × 29,469.65
  4. Step 4: Simplify right side
    48,321.59x = 1,965,363,080.42
  5. Step 5: Solve for x
    x = 1,965,363,080.42/48,321.59
  6. Step 6: Final answer
    x = 40,672.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.