Home / 21,714.97-32,576.79-9,234.91

Finding the Fourth Proportional to 21,714.97, 32,576.79 and 9,234.91

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Solution

The fourth proportional to 21,714.97, 32,576.79 and 9,234.91 is: 13,854.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,714.97 : 32,576.79 = 9,234.91 : x
  2. Step 2: Convert to fraction form
    21,714.97/32,576.79 = 9,234.91/x
  3. Step 3: Cross multiply
    21,714.97x = 32,576.79 × 9,234.91
  4. Step 4: Simplify right side
    21,714.97x = 300,843,723.74
  5. Step 5: Solve for x
    x = 300,843,723.74/21,714.97
  6. Step 6: Final answer
    x = 13,854.21

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1.5x scale

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.