Home / 18,055.90-27,063.12-11,304.52

Finding the Fourth Proportional to 18,055.90, 27,063.12 and 11,304.52

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Solution

The fourth proportional to 18,055.90, 27,063.12 and 11,304.52 is: 16,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,055.90 : 27,063.12 = 11,304.52 : x
  2. Step 2: Convert to fraction form
    18,055.90/27,063.12 = 11,304.52/x
  3. Step 3: Cross multiply
    18,055.90x = 27,063.12 × 11,304.52
  4. Step 4: Simplify right side
    18,055.90x = 305,935,581.30
  5. Step 5: Solve for x
    x = 305,935,581.30/18,055.90
  6. Step 6: Final answer
    x = 16,943.80

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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.