Home / 26,188.16-36,135.60-15,008

Finding the Fourth Proportional to 26,188.16, 36,135.60 and 15,008

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Solution

The fourth proportional to 26,188.16, 36,135.60 and 15,008 is: 20,708.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,188.16 : 36,135.60 = 15,008 : x
  2. Step 2: Convert to fraction form
    26,188.16/36,135.60 = 15,008/x
  3. Step 3: Cross multiply
    26,188.16x = 36,135.60 × 15,008
  4. Step 4: Simplify right side
    26,188.16x = 542,323,084.80
  5. Step 5: Solve for x
    x = 542,323,084.80/26,188.16
  6. Step 6: Final answer
    x = 20,708.71

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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.