Home / 16,335.44-22,543.18-9,261.88

Finding the Fourth Proportional to 16,335.44, 22,543.18 and 9,261.88

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Solution

The fourth proportional to 16,335.44, 22,543.18 and 9,261.88 is: 12,781.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,335.44 : 22,543.18 = 9,261.88 : x
  2. Step 2: Convert to fraction form
    16,335.44/22,543.18 = 9,261.88/x
  3. Step 3: Cross multiply
    16,335.44x = 22,543.18 × 9,261.88
  4. Step 4: Simplify right side
    16,335.44x = 208,792,148.47
  5. Step 5: Solve for x
    x = 208,792,148.47/16,335.44
  6. Step 6: Final answer
    x = 12,781.55

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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.