Home / 36,397.38-54,609.42-15,342.72

Finding the Fourth Proportional to 36,397.38, 54,609.42 and 15,342.72

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Solution

The fourth proportional to 36,397.38, 54,609.42 and 15,342.72 is: 23,019.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,397.38 : 54,609.42 = 15,342.72 : x
  2. Step 2: Convert to fraction form
    36,397.38/54,609.42 = 15,342.72/x
  3. Step 3: Cross multiply
    36,397.38x = 54,609.42 × 15,342.72
  4. Step 4: Simplify right side
    36,397.38x = 837,857,040.42
  5. Step 5: Solve for x
    x = 837,857,040.42/36,397.38
  6. Step 6: Final answer
    x = 23,019.71

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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.