Home / 48,947.79-73,385.78-15,648.69

Finding the Fourth Proportional to 48,947.79, 73,385.78 and 15,648.69

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Solution

The fourth proportional to 48,947.79, 73,385.78 and 15,648.69 is: 23,461.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,947.79 : 73,385.78 = 15,648.69 : x
  2. Step 2: Convert to fraction form
    48,947.79/73,385.78 = 15,648.69/x
  3. Step 3: Cross multiply
    48,947.79x = 73,385.78 × 15,648.69
  4. Step 4: Simplify right side
    48,947.79x = 1,148,391,243.38
  5. Step 5: Solve for x
    x = 1,148,391,243.38/48,947.79
  6. Step 6: Final answer
    x = 23,461.55

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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.