Home / 18,043.47-27,069.30-5,564.61

Finding the Fourth Proportional to 18,043.47, 27,069.30 and 5,564.61

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Solution

The fourth proportional to 18,043.47, 27,069.30 and 5,564.61 is: 8,348.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043.47 : 27,069.30 = 5,564.61 : x
  2. Step 2: Convert to fraction form
    18,043.47/27,069.30 = 5,564.61/x
  3. Step 3: Cross multiply
    18,043.47x = 27,069.30 × 5,564.61
  4. Step 4: Simplify right side
    18,043.47x = 150,630,097.47
  5. Step 5: Solve for x
    x = 150,630,097.47/18,043.47
  6. Step 6: Final answer
    x = 8,348.18

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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.