Home / 39,251.18-54,168.05-22,487.42

Finding the Fourth Proportional to 39,251.18, 54,168.05 and 22,487.42

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Solution

The fourth proportional to 39,251.18, 54,168.05 and 22,487.42 is: 31,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,251.18 : 54,168.05 = 22,487.42 : x
  2. Step 2: Convert to fraction form
    39,251.18/54,168.05 = 22,487.42/x
  3. Step 3: Cross multiply
    39,251.18x = 54,168.05 × 22,487.42
  4. Step 4: Simplify right side
    39,251.18x = 1,218,099,307.65
  5. Step 5: Solve for x
    x = 1,218,099,307.65/39,251.18
  6. Step 6: Final answer
    x = 31,033.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.