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Finding the Fourth Proportional to 24,110.40, 36,122.40 and 20,654.40

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Solution

The fourth proportional to 24,110.40, 36,122.40 and 20,654.40 is: 30,944.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,110.40 : 36,122.40 = 20,654.40 : x
  2. Step 2: Convert to fraction form
    24,110.40/36,122.40 = 20,654.40/x
  3. Step 3: Cross multiply
    24,110.40x = 36,122.40 × 20,654.40
  4. Step 4: Simplify right side
    24,110.40x = 746,086,498.56
  5. Step 5: Solve for x
    x = 746,086,498.56/24,110.40
  6. Step 6: Final answer
    x = 30,944.59

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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.