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Finding the Fourth Proportional to 33,624.80, 50,422.62 and 11,432.22

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Solution

The fourth proportional to 33,624.80, 50,422.62 and 11,432.22 is: 17,143.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,624.80 : 50,422.62 = 11,432.22 : x
  2. Step 2: Convert to fraction form
    33,624.80/50,422.62 = 11,432.22/x
  3. Step 3: Cross multiply
    33,624.80x = 50,422.62 × 11,432.22
  4. Step 4: Simplify right side
    33,624.80x = 576,442,484.82
  5. Step 5: Solve for x
    x = 576,442,484.82/33,624.80
  6. Step 6: Final answer
    x = 17,143.37

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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.