Home / 26,480.28-36,532.62-15,147.48

Finding the Fourth Proportional to 26,480.28, 36,532.62 and 15,147.48

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Solution

The fourth proportional to 26,480.28, 36,532.62 and 15,147.48 is: 20,897.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.28 : 36,532.62 = 15,147.48 : x
  2. Step 2: Convert to fraction form
    26,480.28/36,532.62 = 15,147.48/x
  3. Step 3: Cross multiply
    26,480.28x = 36,532.62 × 15,147.48
  4. Step 4: Simplify right side
    26,480.28x = 553,377,130.80
  5. Step 5: Solve for x
    x = 553,377,130.80/26,480.28
  6. Step 6: Final answer
    x = 20,897.71

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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.