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Finding the Fourth Proportional to 22,502.76, 33,754.14 and 6,920.25

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Solution

The fourth proportional to 22,502.76, 33,754.14 and 6,920.25 is: 10,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,502.76 : 33,754.14 = 6,920.25 : x
  2. Step 2: Convert to fraction form
    22,502.76/33,754.14 = 6,920.25/x
  3. Step 3: Cross multiply
    22,502.76x = 33,754.14 × 6,920.25
  4. Step 4: Simplify right side
    22,502.76x = 233,587,087.34
  5. Step 5: Solve for x
    x = 233,587,087.34/22,502.76
  6. Step 6: Final answer
    x = 10,380.38

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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.