Home / 39,252.78-54,167.67-22,258.65

Finding the Fourth Proportional to 39,252.78, 54,167.67 and 22,258.65

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Solution

The fourth proportional to 39,252.78, 54,167.67 and 22,258.65 is: 30,716.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,252.78 : 54,167.67 = 22,258.65 : x
  2. Step 2: Convert to fraction form
    39,252.78/54,167.67 = 22,258.65/x
  3. Step 3: Cross multiply
    39,252.78x = 54,167.67 × 22,258.65
  4. Step 4: Simplify right side
    39,252.78x = 1,205,699,207.85
  5. Step 5: Solve for x
    x = 1,205,699,207.85/39,252.78
  6. Step 6: Final answer
    x = 30,716.28

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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.