Home / 26,414.97-39,613.02-12,372.60

Finding the Fourth Proportional to 26,414.97, 39,613.02 and 12,372.60

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Solution

The fourth proportional to 26,414.97, 39,613.02 and 12,372.60 is: 18,554.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,414.97 : 39,613.02 = 12,372.60 : x
  2. Step 2: Convert to fraction form
    26,414.97/39,613.02 = 12,372.60/x
  3. Step 3: Cross multiply
    26,414.97x = 39,613.02 × 12,372.60
  4. Step 4: Simplify right side
    26,414.97x = 490,116,051.25
  5. Step 5: Solve for x
    x = 490,116,051.25/26,414.97
  6. Step 6: Final answer
    x = 18,554.48

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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.