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Finding the Fourth Proportional to 22,493.60, 33,740.40 and 17,244.80

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Solution

The fourth proportional to 22,493.60, 33,740.40 and 17,244.80 is: 25,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,493.60 : 33,740.40 = 17,244.80 : x
  2. Step 2: Convert to fraction form
    22,493.60/33,740.40 = 17,244.80/x
  3. Step 3: Cross multiply
    22,493.60x = 33,740.40 × 17,244.80
  4. Step 4: Simplify right side
    22,493.60x = 581,846,449.92
  5. Step 5: Solve for x
    x = 581,846,449.92/22,493.60
  6. Step 6: Final answer
    x = 25,867.20

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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.