Home / 26,844.38-37,046.85-15,515.90

Finding the Fourth Proportional to 26,844.38, 37,046.85 and 15,515.90

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Solution

The fourth proportional to 26,844.38, 37,046.85 and 15,515.90 is: 21,412.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,844.38 : 37,046.85 = 15,515.90 : x
  2. Step 2: Convert to fraction form
    26,844.38/37,046.85 = 15,515.90/x
  3. Step 3: Cross multiply
    26,844.38x = 37,046.85 × 15,515.90
  4. Step 4: Simplify right side
    26,844.38x = 574,815,219.92
  5. Step 5: Solve for x
    x = 574,815,219.92/26,844.38
  6. Step 6: Final answer
    x = 21,412.87

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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.