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Finding the Fourth Proportional to 22,655.66, 33,983.49 and 7,074.62

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Solution

The fourth proportional to 22,655.66, 33,983.49 and 7,074.62 is: 10,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.66 : 33,983.49 = 7,074.62 : x
  2. Step 2: Convert to fraction form
    22,655.66/33,983.49 = 7,074.62/x
  3. Step 3: Cross multiply
    22,655.66x = 33,983.49 × 7,074.62
  4. Step 4: Simplify right side
    22,655.66x = 240,420,278.02
  5. Step 5: Solve for x
    x = 240,420,278.02/22,655.66
  6. Step 6: Final answer
    x = 10,611.93

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Similar ratio
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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.