Home / 40,469.79-60,711.99-18,293.61

Finding the Fourth Proportional to 40,469.79, 60,711.99 and 18,293.61

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Solution

The fourth proportional to 40,469.79, 60,711.99 and 18,293.61 is: 27,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,469.79 : 60,711.99 = 18,293.61 : x
  2. Step 2: Convert to fraction form
    40,469.79/60,711.99 = 18,293.61/x
  3. Step 3: Cross multiply
    40,469.79x = 60,711.99 × 18,293.61
  4. Step 4: Simplify right side
    40,469.79x = 1,110,641,467.38
  5. Step 5: Solve for x
    x = 1,110,641,467.38/40,469.79
  6. Step 6: Final answer
    x = 27,443.72

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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.