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Finding the Fourth Proportional to 22,170, 33,260.48 and 6,587.56

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Solution

The fourth proportional to 22,170, 33,260.48 and 6,587.56 is: 9,882.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,170 : 33,260.48 = 6,587.56 : x
  2. Step 2: Convert to fraction form
    22,170/33,260.48 = 6,587.56/x
  3. Step 3: Cross multiply
    22,170x = 33,260.48 × 6,587.56
  4. Step 4: Simplify right side
    22,170x = 219,105,407.63
  5. Step 5: Solve for x
    x = 219,105,407.63/22,170
  6. Step 6: Final answer
    x = 9,882.97

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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.