Home / 36,439.38-54,660.51-10,146.42

Finding the Fourth Proportional to 36,439.38, 54,660.51 and 10,146.42

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Solution

The fourth proportional to 36,439.38, 54,660.51 and 10,146.42 is: 15,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,439.38 : 54,660.51 = 10,146.42 : x
  2. Step 2: Convert to fraction form
    36,439.38/54,660.51 = 10,146.42/x
  3. Step 3: Cross multiply
    36,439.38x = 54,660.51 × 10,146.42
  4. Step 4: Simplify right side
    36,439.38x = 554,608,491.87
  5. Step 5: Solve for x
    x = 554,608,491.87/36,439.38
  6. Step 6: Final answer
    x = 15,220.03

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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.