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Finding the Fourth Proportional to 22,517.68, 33,780.32 and 7,723.03

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Solution

The fourth proportional to 22,517.68, 33,780.32 and 7,723.03 is: 11,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,517.68 : 33,780.32 = 7,723.03 : x
  2. Step 2: Convert to fraction form
    22,517.68/33,780.32 = 7,723.03/x
  3. Step 3: Cross multiply
    22,517.68x = 33,780.32 × 7,723.03
  4. Step 4: Simplify right side
    22,517.68x = 260,886,424.77
  5. Step 5: Solve for x
    x = 260,886,424.77/22,517.68
  6. Step 6: Final answer
    x = 11,585.85

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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.