Home / 15,301.13-22,930.15-12,167.23

Finding the Fourth Proportional to 15,301.13, 22,930.15 and 12,167.23

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Solution

The fourth proportional to 15,301.13, 22,930.15 and 12,167.23 is: 18,233.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,301.13 : 22,930.15 = 12,167.23 : x
  2. Step 2: Convert to fraction form
    15,301.13/22,930.15 = 12,167.23/x
  3. Step 3: Cross multiply
    15,301.13x = 22,930.15 × 12,167.23
  4. Step 4: Simplify right side
    15,301.13x = 278,996,321.24
  5. Step 5: Solve for x
    x = 278,996,321.24/15,301.13
  6. Step 6: Final answer
    x = 18,233.71

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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.