Home / 23,301.41-32,156.31-12,691.04

Finding the Fourth Proportional to 23,301.41, 32,156.31 and 12,691.04

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Solution

The fourth proportional to 23,301.41, 32,156.31 and 12,691.04 is: 17,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,301.41 : 32,156.31 = 12,691.04 : x
  2. Step 2: Convert to fraction form
    23,301.41/32,156.31 = 12,691.04/x
  3. Step 3: Cross multiply
    23,301.41x = 32,156.31 × 12,691.04
  4. Step 4: Simplify right side
    23,301.41x = 408,096,855.68
  5. Step 5: Solve for x
    x = 408,096,855.68/23,301.41
  6. Step 6: Final answer
    x = 17,513.83

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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.