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Finding the Fourth Proportional to 22,479.48, 33,719.22 and 5,838.12

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Solution

The fourth proportional to 22,479.48, 33,719.22 and 5,838.12 is: 8,757.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,479.48 : 33,719.22 = 5,838.12 : x
  2. Step 2: Convert to fraction form
    22,479.48/33,719.22 = 5,838.12/x
  3. Step 3: Cross multiply
    22,479.48x = 33,719.22 × 5,838.12
  4. Step 4: Simplify right side
    22,479.48x = 196,856,852.67
  5. Step 5: Solve for x
    x = 196,856,852.67/22,479.48
  6. Step 6: Final answer
    x = 8,757.18

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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.