Home / 15,947.52-23,919.42-4,261.65

Finding the Fourth Proportional to 15,947.52, 23,919.42 and 4,261.65

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Solution

The fourth proportional to 15,947.52, 23,919.42 and 4,261.65 is: 6,391.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.52 : 23,919.42 = 4,261.65 : x
  2. Step 2: Convert to fraction form
    15,947.52/23,919.42 = 4,261.65/x
  3. Step 3: Cross multiply
    15,947.52x = 23,919.42 × 4,261.65
  4. Step 4: Simplify right side
    15,947.52x = 101,936,196.24
  5. Step 5: Solve for x
    x = 101,936,196.24/15,947.52
  6. Step 6: Final answer
    x = 6,391.98

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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.