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Finding the Fourth Proportional to 29,283.21, 43,921.17 and 9,560.12

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Solution

The fourth proportional to 29,283.21, 43,921.17 and 9,560.12 is: 14,338.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,283.21 : 43,921.17 = 9,560.12 : x
  2. Step 2: Convert to fraction form
    29,283.21/43,921.17 = 9,560.12/x
  3. Step 3: Cross multiply
    29,283.21x = 43,921.17 × 9,560.12
  4. Step 4: Simplify right side
    29,283.21x = 419,891,436.13
  5. Step 5: Solve for x
    x = 419,891,436.13/29,283.21
  6. Step 6: Final answer
    x = 14,338.98

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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.