Home / 40,517.67-60,782.58-14,217.78

Finding the Fourth Proportional to 40,517.67, 60,782.58 and 14,217.78

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Solution

The fourth proportional to 40,517.67, 60,782.58 and 14,217.78 is: 21,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,517.67 : 60,782.58 = 14,217.78 : x
  2. Step 2: Convert to fraction form
    40,517.67/60,782.58 = 14,217.78/x
  3. Step 3: Cross multiply
    40,517.67x = 60,782.58 × 14,217.78
  4. Step 4: Simplify right side
    40,517.67x = 864,193,350.27
  5. Step 5: Solve for x
    x = 864,193,350.27/40,517.67
  6. Step 6: Final answer
    x = 21,328.80

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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.