Home / 41,781.58-62,688.78-18,391.62

Finding the Fourth Proportional to 41,781.58, 62,688.78 and 18,391.62

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Solution

The fourth proportional to 41,781.58, 62,688.78 and 18,391.62 is: 27,594.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,781.58 : 62,688.78 = 18,391.62 : x
  2. Step 2: Convert to fraction form
    41,781.58/62,688.78 = 18,391.62/x
  3. Step 3: Cross multiply
    41,781.58x = 62,688.78 × 18,391.62
  4. Step 4: Simplify right side
    41,781.58x = 1,152,948,220.02
  5. Step 5: Solve for x
    x = 1,152,948,220.02/41,781.58
  6. Step 6: Final answer
    x = 27,594.65

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1.5x scale

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.