Home / 23,302.30-32,157.22-12,691.98

Finding the Fourth Proportional to 23,302.30, 32,157.22 and 12,691.98

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Solution

The fourth proportional to 23,302.30, 32,157.22 and 12,691.98 is: 17,514.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,302.30 : 32,157.22 = 12,691.98 : x
  2. Step 2: Convert to fraction form
    23,302.30/32,157.22 = 12,691.98/x
  3. Step 3: Cross multiply
    23,302.30x = 32,157.22 × 12,691.98
  4. Step 4: Simplify right side
    23,302.30x = 408,138,793.10
  5. Step 5: Solve for x
    x = 408,138,793.10/23,302.30
  6. Step 6: Final answer
    x = 17,514.96

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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.