Home / 36,412.38-54,631.92-15,357.72

Finding the Fourth Proportional to 36,412.38, 54,631.92 and 15,357.72

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Solution

The fourth proportional to 36,412.38, 54,631.92 and 15,357.72 is: 23,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,412.38 : 54,631.92 = 15,357.72 : x
  2. Step 2: Convert to fraction form
    36,412.38/54,631.92 = 15,357.72/x
  3. Step 3: Cross multiply
    36,412.38x = 54,631.92 × 15,357.72
  4. Step 4: Simplify right side
    36,412.38x = 839,021,730.42
  5. Step 5: Solve for x
    x = 839,021,730.42/36,412.38
  6. Step 6: Final answer
    x = 23,042.21

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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.