Home / 24,105.38-36,158.70-7,689.38

Finding the Fourth Proportional to 24,105.38, 36,158.70 and 7,689.38

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Solution

The fourth proportional to 24,105.38, 36,158.70 and 7,689.38 is: 11,534.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,105.38 : 36,158.70 = 7,689.38 : x
  2. Step 2: Convert to fraction form
    24,105.38/36,158.70 = 7,689.38/x
  3. Step 3: Cross multiply
    24,105.38x = 36,158.70 × 7,689.38
  4. Step 4: Simplify right side
    24,105.38x = 278,037,984.61
  5. Step 5: Solve for x
    x = 278,037,984.61/24,105.38
  6. Step 6: Final answer
    x = 11,534.27

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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.