Home / 16,948.60-25,425.30-5,260.60

Finding the Fourth Proportional to 16,948.60, 25,425.30 and 5,260.60

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Solution

The fourth proportional to 16,948.60, 25,425.30 and 5,260.60 is: 7,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,948.60 : 25,425.30 = 5,260.60 : x
  2. Step 2: Convert to fraction form
    16,948.60/25,425.30 = 5,260.60/x
  3. Step 3: Cross multiply
    16,948.60x = 25,425.30 × 5,260.60
  4. Step 4: Simplify right side
    16,948.60x = 133,752,333.18
  5. Step 5: Solve for x
    x = 133,752,333.18/16,948.60
  6. Step 6: Final answer
    x = 7,891.64

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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.