Home / 11,947.82-17,925.38-6,108.53

Finding the Fourth Proportional to 11,947.82, 17,925.38 and 6,108.53

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Solution

The fourth proportional to 11,947.82, 17,925.38 and 6,108.53 is: 9,164.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947.82 : 17,925.38 = 6,108.53 : x
  2. Step 2: Convert to fraction form
    11,947.82/17,925.38 = 6,108.53/x
  3. Step 3: Cross multiply
    11,947.82x = 17,925.38 × 6,108.53
  4. Step 4: Simplify right side
    11,947.82x = 109,497,690.95
  5. Step 5: Solve for x
    x = 109,497,690.95/11,947.82
  6. Step 6: Final answer
    x = 9,164.66

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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.