Home / 15,491.52-23,229.99-5,623.83

Finding the Fourth Proportional to 15,491.52, 23,229.99 and 5,623.83

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Solution

The fourth proportional to 15,491.52, 23,229.99 and 5,623.83 is: 8,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,491.52 : 23,229.99 = 5,623.83 : x
  2. Step 2: Convert to fraction form
    15,491.52/23,229.99 = 5,623.83/x
  3. Step 3: Cross multiply
    15,491.52x = 23,229.99 × 5,623.83
  4. Step 4: Simplify right side
    15,491.52x = 130,641,514.66
  5. Step 5: Solve for x
    x = 130,641,514.66/15,491.52
  6. Step 6: Final answer
    x = 8,433.10

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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.