Home / 29,922.28-44,891.10-9,145.72

Finding the Fourth Proportional to 29,922.28, 44,891.10 and 9,145.72

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Solution

The fourth proportional to 29,922.28, 44,891.10 and 9,145.72 is: 13,720.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,922.28 : 44,891.10 = 9,145.72 : x
  2. Step 2: Convert to fraction form
    29,922.28/44,891.10 = 9,145.72/x
  3. Step 3: Cross multiply
    29,922.28x = 44,891.10 × 9,145.72
  4. Step 4: Simplify right side
    29,922.28x = 410,561,431.09
  5. Step 5: Solve for x
    x = 410,561,431.09/29,922.28
  6. Step 6: Final answer
    x = 13,720.93

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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.