Home / 15,239.06-22,861.44-6,919.66

Finding the Fourth Proportional to 15,239.06, 22,861.44 and 6,919.66

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Solution

The fourth proportional to 15,239.06, 22,861.44 and 6,919.66 is: 10,380.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,239.06 : 22,861.44 = 6,919.66 : x
  2. Step 2: Convert to fraction form
    15,239.06/22,861.44 = 6,919.66/x
  3. Step 3: Cross multiply
    15,239.06x = 22,861.44 × 6,919.66
  4. Step 4: Simplify right side
    15,239.06x = 158,193,391.91
  5. Step 5: Solve for x
    x = 158,193,391.91/15,239.06
  6. Step 6: Final answer
    x = 10,380.78

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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.