Home / 29,214.64-43,848-13,641.04

Finding the Fourth Proportional to 29,214.64, 43,848 and 13,641.04

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Solution

The fourth proportional to 29,214.64, 43,848 and 13,641.04 is: 20,473.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,214.64 : 43,848 = 13,641.04 : x
  2. Step 2: Convert to fraction form
    29,214.64/43,848 = 13,641.04/x
  3. Step 3: Cross multiply
    29,214.64x = 43,848 × 13,641.04
  4. Step 4: Simplify right side
    29,214.64x = 598,132,321.92
  5. Step 5: Solve for x
    x = 598,132,321.92/29,214.64
  6. Step 6: Final answer
    x = 20,473.72

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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.