Home / 39,432.82-54,417.33-25,285.66

Finding the Fourth Proportional to 39,432.82, 54,417.33 and 25,285.66

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Solution

The fourth proportional to 39,432.82, 54,417.33 and 25,285.66 is: 34,894.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,432.82 : 54,417.33 = 25,285.66 : x
  2. Step 2: Convert to fraction form
    39,432.82/54,417.33 = 25,285.66/x
  3. Step 3: Cross multiply
    39,432.82x = 54,417.33 × 25,285.66
  4. Step 4: Simplify right side
    39,432.82x = 1,375,977,832.40
  5. Step 5: Solve for x
    x = 1,375,977,832.40/39,432.82
  6. Step 6: Final answer
    x = 34,894.23

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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.