Home / 15,233.05-22,839.15-8,118.35

Finding the Fourth Proportional to 15,233.05, 22,839.15 and 8,118.35

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Solution

The fourth proportional to 15,233.05, 22,839.15 and 8,118.35 is: 12,171.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,233.05 : 22,839.15 = 8,118.35 : x
  2. Step 2: Convert to fraction form
    15,233.05/22,839.15 = 8,118.35/x
  3. Step 3: Cross multiply
    15,233.05x = 22,839.15 × 8,118.35
  4. Step 4: Simplify right side
    15,233.05x = 185,416,213.40
  5. Step 5: Solve for x
    x = 185,416,213.40/15,233.05
  6. Step 6: Final answer
    x = 12,171.97

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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.