Home / 29,171.28-43,756.40-9,449.88

Finding the Fourth Proportional to 29,171.28, 43,756.40 and 9,449.88

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Solution

The fourth proportional to 29,171.28, 43,756.40 and 9,449.88 is: 14,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,171.28 : 43,756.40 = 9,449.88 : x
  2. Step 2: Convert to fraction form
    29,171.28/43,756.40 = 9,449.88/x
  3. Step 3: Cross multiply
    29,171.28x = 43,756.40 × 9,449.88
  4. Step 4: Simplify right side
    29,171.28x = 413,492,729.23
  5. Step 5: Solve for x
    x = 413,492,729.23/29,171.28
  6. Step 6: Final answer
    x = 14,174.65

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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.