Home / 47,869.92-71,794.08-18,277.20

Finding the Fourth Proportional to 47,869.92, 71,794.08 and 18,277.20

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Solution

The fourth proportional to 47,869.92, 71,794.08 and 18,277.20 is: 27,411.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,869.92 : 71,794.08 = 18,277.20 : x
  2. Step 2: Convert to fraction form
    47,869.92/71,794.08 = 18,277.20/x
  3. Step 3: Cross multiply
    47,869.92x = 71,794.08 × 18,277.20
  4. Step 4: Simplify right side
    47,869.92x = 1,312,194,758.98
  5. Step 5: Solve for x
    x = 1,312,194,758.98/47,869.92
  6. Step 6: Final answer
    x = 27,411.68

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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.