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Finding the Fourth Proportional to 22,057.92, 33,087.04 and 5,641.92

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Solution

The fourth proportional to 22,057.92, 33,087.04 and 5,641.92 is: 8,462.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,057.92 : 33,087.04 = 5,641.92 : x
  2. Step 2: Convert to fraction form
    22,057.92/33,087.04 = 5,641.92/x
  3. Step 3: Cross multiply
    22,057.92x = 33,087.04 × 5,641.92
  4. Step 4: Simplify right side
    22,057.92x = 186,674,432.72
  5. Step 5: Solve for x
    x = 186,674,432.72/22,057.92
  6. Step 6: Final answer
    x = 8,462.92

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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.