Home / 18,540.18-27,805.09-6,060.95

Finding the Fourth Proportional to 18,540.18, 27,805.09 and 6,060.95

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Solution

The fourth proportional to 18,540.18, 27,805.09 and 6,060.95 is: 9,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.18 : 27,805.09 = 6,060.95 : x
  2. Step 2: Convert to fraction form
    18,540.18/27,805.09 = 6,060.95/x
  3. Step 3: Cross multiply
    18,540.18x = 27,805.09 × 6,060.95
  4. Step 4: Simplify right side
    18,540.18x = 168,525,274.32
  5. Step 5: Solve for x
    x = 168,525,274.32/18,540.18
  6. Step 6: Final answer
    x = 9,089.73

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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.