Home / 47,671.20-71,483.76-27,956.16

Finding the Fourth Proportional to 47,671.20, 71,483.76 and 27,956.16

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Solution

The fourth proportional to 47,671.20, 71,483.76 and 27,956.16 is: 41,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,671.20 : 71,483.76 = 27,956.16 : x
  2. Step 2: Convert to fraction form
    47,671.20/71,483.76 = 27,956.16/x
  3. Step 3: Cross multiply
    47,671.20x = 71,483.76 × 27,956.16
  4. Step 4: Simplify right side
    47,671.20x = 1,998,411,431.96
  5. Step 5: Solve for x
    x = 1,998,411,431.96/47,671.20
  6. Step 6: Final answer
    x = 41,920.73

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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.