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Finding the Fourth Proportional to 55,503.87, 83,233.89 and 22,217.73

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Solution

The fourth proportional to 55,503.87, 83,233.89 and 22,217.73 is: 33,317.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,503.87 : 83,233.89 = 22,217.73 : x
  2. Step 2: Convert to fraction form
    55,503.87/83,233.89 = 22,217.73/x
  3. Step 3: Cross multiply
    55,503.87x = 83,233.89 × 22,217.73
  4. Step 4: Simplify right side
    55,503.87x = 1,849,267,803.47
  5. Step 5: Solve for x
    x = 1,849,267,803.47/55,503.87
  6. Step 6: Final answer
    x = 33,317.82

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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.