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Finding the Fourth Proportional to 22,034.44, 30,407.52 and 12,098.44

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Solution

The fourth proportional to 22,034.44, 30,407.52 and 12,098.44 is: 16,695.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.44 : 30,407.52 = 12,098.44 : x
  2. Step 2: Convert to fraction form
    22,034.44/30,407.52 = 12,098.44/x
  3. Step 3: Cross multiply
    22,034.44x = 30,407.52 × 12,098.44
  4. Step 4: Simplify right side
    22,034.44x = 367,883,525.62
  5. Step 5: Solve for x
    x = 367,883,525.62/22,034.44
  6. Step 6: Final answer
    x = 16,695.84

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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.