Home / 15,115.38-22,673.20-5,755.48

Finding the Fourth Proportional to 15,115.38, 22,673.20 and 5,755.48

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Solution

The fourth proportional to 15,115.38, 22,673.20 and 5,755.48 is: 8,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.38 : 22,673.20 = 5,755.48 : x
  2. Step 2: Convert to fraction form
    15,115.38/22,673.20 = 5,755.48/x
  3. Step 3: Cross multiply
    15,115.38x = 22,673.20 × 5,755.48
  4. Step 4: Simplify right side
    15,115.38x = 130,495,149.14
  5. Step 5: Solve for x
    x = 130,495,149.14/15,115.38
  6. Step 6: Final answer
    x = 8,633.27

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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.