Home / 36,436.38-54,649.38-11,475.78

Finding the Fourth Proportional to 36,436.38, 54,649.38 and 11,475.78

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Solution

The fourth proportional to 36,436.38, 54,649.38 and 11,475.78 is: 17,212.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,436.38 : 54,649.38 = 11,475.78 : x
  2. Step 2: Convert to fraction form
    36,436.38/54,649.38 = 11,475.78/x
  3. Step 3: Cross multiply
    36,436.38x = 54,649.38 × 11,475.78
  4. Step 4: Simplify right side
    36,436.38x = 627,144,262.02
  5. Step 5: Solve for x
    x = 627,144,262.02/36,436.38
  6. Step 6: Final answer
    x = 17,212.04

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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.