Home / 39,254.66-54,159.20-22,257.57

Finding the Fourth Proportional to 39,254.66, 54,159.20 and 22,257.57

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Solution

The fourth proportional to 39,254.66, 54,159.20 and 22,257.57 is: 30,708.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,254.66 : 54,159.20 = 22,257.57 : x
  2. Step 2: Convert to fraction form
    39,254.66/54,159.20 = 22,257.57/x
  3. Step 3: Cross multiply
    39,254.66x = 54,159.20 × 22,257.57
  4. Step 4: Simplify right side
    39,254.66x = 1,205,452,180.97
  5. Step 5: Solve for x
    x = 1,205,452,180.97/39,254.66
  6. Step 6: Final answer
    x = 30,708.51

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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.