Home / 22,805.16-34,211.34-7,221.56

Finding the Fourth Proportional to 22,805.16, 34,211.34 and 7,221.56

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Solution

The fourth proportional to 22,805.16, 34,211.34 and 7,221.56 is: 10,833.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,805.16 : 34,211.34 = 7,221.56 : x
  2. Step 2: Convert to fraction form
    22,805.16/34,211.34 = 7,221.56/x
  3. Step 3: Cross multiply
    22,805.16x = 34,211.34 × 7,221.56
  4. Step 4: Simplify right side
    22,805.16x = 247,059,244.49
  5. Step 5: Solve for x
    x = 247,059,244.49/22,805.16
  6. Step 6: Final answer
    x = 10,833.48

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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.