Home / 22,121.55-33,203.17-14,731.18

Finding the Fourth Proportional to 22,121.55, 33,203.17 and 14,731.18

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Solution

The fourth proportional to 22,121.55, 33,203.17 and 14,731.18 is: 22,110.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121.55 : 33,203.17 = 14,731.18 : x
  2. Step 2: Convert to fraction form
    22,121.55/33,203.17 = 14,731.18/x
  3. Step 3: Cross multiply
    22,121.55x = 33,203.17 × 14,731.18
  4. Step 4: Simplify right side
    22,121.55x = 489,121,873.84
  5. Step 5: Solve for x
    x = 489,121,873.84/22,121.55
  6. Step 6: Final answer
    x = 22,110.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.