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Finding the Fourth Proportional to 22,672.80, 34,025.40 and 9,534.60

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Solution

The fourth proportional to 22,672.80, 34,025.40 and 9,534.60 is: 14,308.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,672.80 : 34,025.40 = 9,534.60 : x
  2. Step 2: Convert to fraction form
    22,672.80/34,025.40 = 9,534.60/x
  3. Step 3: Cross multiply
    22,672.80x = 34,025.40 × 9,534.60
  4. Step 4: Simplify right side
    22,672.80x = 324,418,578.84
  5. Step 5: Solve for x
    x = 324,418,578.84/22,672.80
  6. Step 6: Final answer
    x = 14,308.71

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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.