Home / 18,849.06-28,236.63-10,934.97

Finding the Fourth Proportional to 18,849.06, 28,236.63 and 10,934.97

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Solution

The fourth proportional to 18,849.06, 28,236.63 and 10,934.97 is: 16,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849.06 : 28,236.63 = 10,934.97 : x
  2. Step 2: Convert to fraction form
    18,849.06/28,236.63 = 10,934.97/x
  3. Step 3: Cross multiply
    18,849.06x = 28,236.63 × 10,934.97
  4. Step 4: Simplify right side
    18,849.06x = 308,766,701.95
  5. Step 5: Solve for x
    x = 308,766,701.95/18,849.06
  6. Step 6: Final answer
    x = 16,381.01

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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.