Home / 22,934.48-34,372.92-8,131.28

Finding the Fourth Proportional to 22,934.48, 34,372.92 and 8,131.28

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Solution

The fourth proportional to 22,934.48, 34,372.92 and 8,131.28 is: 12,186.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,934.48 : 34,372.92 = 8,131.28 : x
  2. Step 2: Convert to fraction form
    22,934.48/34,372.92 = 8,131.28/x
  3. Step 3: Cross multiply
    22,934.48x = 34,372.92 × 8,131.28
  4. Step 4: Simplify right side
    22,934.48x = 279,495,836.94
  5. Step 5: Solve for x
    x = 279,495,836.94/22,934.48
  6. Step 6: Final answer
    x = 12,186.71

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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.