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Finding the Fourth Proportional to 22,471.54, 33,679.98 and 15,899.62

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Solution

The fourth proportional to 22,471.54, 33,679.98 and 15,899.62 is: 23,830.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,471.54 : 33,679.98 = 15,899.62 : x
  2. Step 2: Convert to fraction form
    22,471.54/33,679.98 = 15,899.62/x
  3. Step 3: Cross multiply
    22,471.54x = 33,679.98 × 15,899.62
  4. Step 4: Simplify right side
    22,471.54x = 535,498,883.61
  5. Step 5: Solve for x
    x = 535,498,883.61/22,471.54
  6. Step 6: Final answer
    x = 23,830.09

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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.