Home / 24,489.20-33,799.56-15,546.80

Finding the Fourth Proportional to 24,489.20, 33,799.56 and 15,546.80

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Solution

The fourth proportional to 24,489.20, 33,799.56 and 15,546.80 is: 21,457.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,489.20 : 33,799.56 = 15,546.80 : x
  2. Step 2: Convert to fraction form
    24,489.20/33,799.56 = 15,546.80/x
  3. Step 3: Cross multiply
    24,489.20x = 33,799.56 × 15,546.80
  4. Step 4: Simplify right side
    24,489.20x = 525,474,999.41
  5. Step 5: Solve for x
    x = 525,474,999.41/24,489.20
  6. Step 6: Final answer
    x = 21,457.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.