Home / 16,290.60-24,419.20-6,425.88

Finding the Fourth Proportional to 16,290.60, 24,419.20 and 6,425.88

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Solution

The fourth proportional to 16,290.60, 24,419.20 and 6,425.88 is: 9,632.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290.60 : 24,419.20 = 6,425.88 : x
  2. Step 2: Convert to fraction form
    16,290.60/24,419.20 = 6,425.88/x
  3. Step 3: Cross multiply
    16,290.60x = 24,419.20 × 6,425.88
  4. Step 4: Simplify right side
    16,290.60x = 156,914,848.90
  5. Step 5: Solve for x
    x = 156,914,848.90/16,290.60
  6. Step 6: Final answer
    x = 9,632.23

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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.