Home / 12,516.60-17,272.17-6,850.23

Finding the Fourth Proportional to 12,516.60, 17,272.17 and 6,850.23

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Solution

The fourth proportional to 12,516.60, 17,272.17 and 6,850.23 is: 9,452.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,516.60 : 17,272.17 = 6,850.23 : x
  2. Step 2: Convert to fraction form
    12,516.60/17,272.17 = 6,850.23/x
  3. Step 3: Cross multiply
    12,516.60x = 17,272.17 × 6,850.23
  4. Step 4: Simplify right side
    12,516.60x = 118,318,337.10
  5. Step 5: Solve for x
    x = 118,318,337.10/12,516.60
  6. Step 6: Final answer
    x = 9,452.91

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Half scale
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Double scale
Find fourth proportional to 12,517.60, 17,273.55 and 6,851.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.