Home / 18,208.11-27,304.44-7,682.85

Finding the Fourth Proportional to 18,208.11, 27,304.44 and 7,682.85

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Solution

The fourth proportional to 18,208.11, 27,304.44 and 7,682.85 is: 11,521.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208.11 : 27,304.44 = 7,682.85 : x
  2. Step 2: Convert to fraction form
    18,208.11/27,304.44 = 7,682.85/x
  3. Step 3: Cross multiply
    18,208.11x = 27,304.44 × 7,682.85
  4. Step 4: Simplify right side
    18,208.11x = 209,775,916.85
  5. Step 5: Solve for x
    x = 209,775,916.85/18,208.11
  6. Step 6: Final answer
    x = 11,521.02

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1.5x scale

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.