Home / 39,302.12-54,227.70-22,302.52

Finding the Fourth Proportional to 39,302.12, 54,227.70 and 22,302.52

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Solution

The fourth proportional to 39,302.12, 54,227.70 and 22,302.52 is: 30,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,302.12 : 54,227.70 = 22,302.52 : x
  2. Step 2: Convert to fraction form
    39,302.12/54,227.70 = 22,302.52/x
  3. Step 3: Cross multiply
    39,302.12x = 54,227.70 × 22,302.52
  4. Step 4: Simplify right side
    39,302.12x = 1,209,414,363.80
  5. Step 5: Solve for x
    x = 1,209,414,363.80/39,302.12
  6. Step 6: Final answer
    x = 30,772.24

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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.