Home / 39,302.38-54,234.55-22,306.97

Finding the Fourth Proportional to 39,302.38, 54,234.55 and 22,306.97

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Solution

The fourth proportional to 39,302.38, 54,234.55 and 22,306.97 is: 30,782.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,302.38 : 54,234.55 = 22,306.97 : x
  2. Step 2: Convert to fraction form
    39,302.38/54,234.55 = 22,306.97/x
  3. Step 3: Cross multiply
    39,302.38x = 54,234.55 × 22,306.97
  4. Step 4: Simplify right side
    39,302.38x = 1,209,808,701.56
  5. Step 5: Solve for x
    x = 1,209,808,701.56/39,302.38
  6. Step 6: Final answer
    x = 30,782.07

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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.