Home / 18,470.20-27,705.30-17,044.60

Finding the Fourth Proportional to 18,470.20, 27,705.30 and 17,044.60

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Solution

The fourth proportional to 18,470.20, 27,705.30 and 17,044.60 is: 25,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,470.20 : 27,705.30 = 17,044.60 : x
  2. Step 2: Convert to fraction form
    18,470.20/27,705.30 = 17,044.60/x
  3. Step 3: Cross multiply
    18,470.20x = 27,705.30 × 17,044.60
  4. Step 4: Simplify right side
    18,470.20x = 472,225,756.38
  5. Step 5: Solve for x
    x = 472,225,756.38/18,470.20
  6. Step 6: Final answer
    x = 25,566.90

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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.