Home / 22,588.26-31,170.91-12,517.13

Finding the Fourth Proportional to 22,588.26, 31,170.91 and 12,517.13

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Solution

The fourth proportional to 22,588.26, 31,170.91 and 12,517.13 is: 17,273.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,588.26 : 31,170.91 = 12,517.13 : x
  2. Step 2: Convert to fraction form
    22,588.26/31,170.91 = 12,517.13/x
  3. Step 3: Cross multiply
    22,588.26x = 31,170.91 × 12,517.13
  4. Step 4: Simplify right side
    22,588.26x = 390,170,114.25
  5. Step 5: Solve for x
    x = 390,170,114.25/22,588.26
  6. Step 6: Final answer
    x = 17,273.14

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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.