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Finding the Fourth Proportional to 40,149.66, 55,404.94 and 22,244.94

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Solution

The fourth proportional to 40,149.66, 55,404.94 and 22,244.94 is: 30,697.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,149.66 : 55,404.94 = 22,244.94 : x
  2. Step 2: Convert to fraction form
    40,149.66/55,404.94 = 22,244.94/x
  3. Step 3: Cross multiply
    40,149.66x = 55,404.94 × 22,244.94
  4. Step 4: Simplify right side
    40,149.66x = 1,232,479,566.00
  5. Step 5: Solve for x
    x = 1,232,479,566.00/40,149.66
  6. Step 6: Final answer
    x = 30,697.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.