Home / 47,449.56-71,183-15,856.62

Finding the Fourth Proportional to 47,449.56, 71,183 and 15,856.62

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Solution

The fourth proportional to 47,449.56, 71,183 and 15,856.62 is: 23,787.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,449.56 : 71,183 = 15,856.62 : x
  2. Step 2: Convert to fraction form
    47,449.56/71,183 = 15,856.62/x
  3. Step 3: Cross multiply
    47,449.56x = 71,183 × 15,856.62
  4. Step 4: Simplify right side
    47,449.56x = 1,128,721,781.46
  5. Step 5: Solve for x
    x = 1,128,721,781.46/47,449.56
  6. Step 6: Final answer
    x = 23,787.82

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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.