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Finding the Fourth Proportional to 22,216.87, 33,338.74 and 9,737.61

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Solution

The fourth proportional to 22,216.87, 33,338.74 and 9,737.61 is: 14,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,216.87 : 33,338.74 = 9,737.61 : x
  2. Step 2: Convert to fraction form
    22,216.87/33,338.74 = 9,737.61/x
  3. Step 3: Cross multiply
    22,216.87x = 33,338.74 × 9,737.61
  4. Step 4: Simplify right side
    22,216.87x = 324,639,648.01
  5. Step 5: Solve for x
    x = 324,639,648.01/22,216.87
  6. Step 6: Final answer
    x = 14,612.30

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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.