Home / 27,616.22-38,132.85-22,512.53

Finding the Fourth Proportional to 27,616.22, 38,132.85 and 22,512.53

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Solution

The fourth proportional to 27,616.22, 38,132.85 and 22,512.53 is: 31,085.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,616.22 : 38,132.85 = 22,512.53 : x
  2. Step 2: Convert to fraction form
    27,616.22/38,132.85 = 22,512.53/x
  3. Step 3: Cross multiply
    27,616.22x = 38,132.85 × 22,512.53
  4. Step 4: Simplify right side
    27,616.22x = 858,466,929.61
  5. Step 5: Solve for x
    x = 858,466,929.61/27,616.22
  6. Step 6: Final answer
    x = 31,085.61

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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.