Home / 36,406.38-54,609.86-10,113.18

Finding the Fourth Proportional to 36,406.38, 54,609.86 and 10,113.18

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Solution

The fourth proportional to 36,406.38, 54,609.86 and 10,113.18 is: 15,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,406.38 : 54,609.86 = 10,113.18 : x
  2. Step 2: Convert to fraction form
    36,406.38/54,609.86 = 10,113.18/x
  3. Step 3: Cross multiply
    36,406.38x = 54,609.86 × 10,113.18
  4. Step 4: Simplify right side
    36,406.38x = 552,279,343.95
  5. Step 5: Solve for x
    x = 552,279,343.95/36,406.38
  6. Step 6: Final answer
    x = 15,169.85

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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.