Home / 15,508.57-23,266.75-4,979.53

Finding the Fourth Proportional to 15,508.57, 23,266.75 and 4,979.53

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Solution

The fourth proportional to 15,508.57, 23,266.75 and 4,979.53 is: 7,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,508.57 : 23,266.75 = 4,979.53 : x
  2. Step 2: Convert to fraction form
    15,508.57/23,266.75 = 4,979.53/x
  3. Step 3: Cross multiply
    15,508.57x = 23,266.75 × 4,979.53
  4. Step 4: Simplify right side
    15,508.57x = 115,857,454.73
  5. Step 5: Solve for x
    x = 115,857,454.73/15,508.57
  6. Step 6: Final answer
    x = 7,470.55

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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.