Home / 47,429.68-71,181.24-17,874.40

Finding the Fourth Proportional to 47,429.68, 71,181.24 and 17,874.40

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Solution

The fourth proportional to 47,429.68, 71,181.24 and 17,874.40 is: 26,825.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,429.68 : 71,181.24 = 17,874.40 : x
  2. Step 2: Convert to fraction form
    47,429.68/71,181.24 = 17,874.40/x
  3. Step 3: Cross multiply
    47,429.68x = 71,181.24 × 17,874.40
  4. Step 4: Simplify right side
    47,429.68x = 1,272,321,956.26
  5. Step 5: Solve for x
    x = 1,272,321,956.26/47,429.68
  6. Step 6: Final answer
    x = 26,825.44

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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.