Home / 15,189.33-22,781.36-6,867.41

Finding the Fourth Proportional to 15,189.33, 22,781.36 and 6,867.41

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Solution

The fourth proportional to 15,189.33, 22,781.36 and 6,867.41 is: 10,299.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,189.33 : 22,781.36 = 6,867.41 : x
  2. Step 2: Convert to fraction form
    15,189.33/22,781.36 = 6,867.41/x
  3. Step 3: Cross multiply
    15,189.33x = 22,781.36 × 6,867.41
  4. Step 4: Simplify right side
    15,189.33x = 156,448,939.48
  5. Step 5: Solve for x
    x = 156,448,939.48/15,189.33
  6. Step 6: Final answer
    x = 10,299.92

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1.5x scale

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.