Home / 16,255.55-22,432.38-9,085.56

Finding the Fourth Proportional to 16,255.55, 22,432.38 and 9,085.56

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Solution

The fourth proportional to 16,255.55, 22,432.38 and 9,085.56 is: 12,537.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,255.55 : 22,432.38 = 9,085.56 : x
  2. Step 2: Convert to fraction form
    16,255.55/22,432.38 = 9,085.56/x
  3. Step 3: Cross multiply
    16,255.55x = 22,432.38 × 9,085.56
  4. Step 4: Simplify right side
    16,255.55x = 203,810,734.43
  5. Step 5: Solve for x
    x = 203,810,734.43/16,255.55
  6. Step 6: Final answer
    x = 12,537.92

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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.