Home / 15,470.73-23,158.53-9,929.41

Finding the Fourth Proportional to 15,470.73, 23,158.53 and 9,929.41

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Solution

The fourth proportional to 15,470.73, 23,158.53 and 9,929.41 is: 14,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470.73 : 23,158.53 = 9,929.41 : x
  2. Step 2: Convert to fraction form
    15,470.73/23,158.53 = 9,929.41/x
  3. Step 3: Cross multiply
    15,470.73x = 23,158.53 × 9,929.41
  4. Step 4: Simplify right side
    15,470.73x = 229,950,481.47
  5. Step 5: Solve for x
    x = 229,950,481.47/15,470.73
  6. Step 6: Final answer
    x = 14,863.58

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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.