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Finding the Fourth Proportional to 27,737.80, 41,623.18 and 10,219.92

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Solution

The fourth proportional to 27,737.80, 41,623.18 and 10,219.92 is: 15,335.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,737.80 : 41,623.18 = 10,219.92 : x
  2. Step 2: Convert to fraction form
    27,737.80/41,623.18 = 10,219.92/x
  3. Step 3: Cross multiply
    27,737.80x = 41,623.18 × 10,219.92
  4. Step 4: Simplify right side
    27,737.80x = 425,385,569.75
  5. Step 5: Solve for x
    x = 425,385,569.75/27,737.80
  6. Step 6: Final answer
    x = 15,335.95

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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.