Home / 13,517.43-20,276.82-5,194.53

Finding the Fourth Proportional to 13,517.43, 20,276.82 and 5,194.53

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Solution

The fourth proportional to 13,517.43, 20,276.82 and 5,194.53 is: 7,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,517.43 : 20,276.82 = 5,194.53 : x
  2. Step 2: Convert to fraction form
    13,517.43/20,276.82 = 5,194.53/x
  3. Step 3: Cross multiply
    13,517.43x = 20,276.82 × 5,194.53
  4. Step 4: Simplify right side
    13,517.43x = 105,328,549.79
  5. Step 5: Solve for x
    x = 105,328,549.79/13,517.43
  6. Step 6: Final answer
    x = 7,792.05

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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.