Home / 24,479.20-33,780.88-13,301.12

Finding the Fourth Proportional to 24,479.20, 33,780.88 and 13,301.12

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Solution

The fourth proportional to 24,479.20, 33,780.88 and 13,301.12 is: 18,355.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,479.20 : 33,780.88 = 13,301.12 : x
  2. Step 2: Convert to fraction form
    24,479.20/33,780.88 = 13,301.12/x
  3. Step 3: Cross multiply
    24,479.20x = 33,780.88 × 13,301.12
  4. Step 4: Simplify right side
    24,479.20x = 449,323,538.59
  5. Step 5: Solve for x
    x = 449,323,538.59/24,479.20
  6. Step 6: Final answer
    x = 18,355.32

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