Home / 23,144.60-31,939.17-12,534.14

Finding the Fourth Proportional to 23,144.60, 31,939.17 and 12,534.14

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Solution

The fourth proportional to 23,144.60, 31,939.17 and 12,534.14 is: 17,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,144.60 : 31,939.17 = 12,534.14 : x
  2. Step 2: Convert to fraction form
    23,144.60/31,939.17 = 12,534.14/x
  3. Step 3: Cross multiply
    23,144.60x = 31,939.17 × 12,534.14
  4. Step 4: Simplify right side
    23,144.60x = 400,330,028.26
  5. Step 5: Solve for x
    x = 400,330,028.26/23,144.60
  6. Step 6: Final answer
    x = 17,296.91

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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.