Home / 15,488.57-23,232.78-3,801.75

Finding the Fourth Proportional to 15,488.57, 23,232.78 and 3,801.75

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Solution

The fourth proportional to 15,488.57, 23,232.78 and 3,801.75 is: 5,702.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488.57 : 23,232.78 = 3,801.75 : x
  2. Step 2: Convert to fraction form
    15,488.57/23,232.78 = 3,801.75/x
  3. Step 3: Cross multiply
    15,488.57x = 23,232.78 × 3,801.75
  4. Step 4: Simplify right side
    15,488.57x = 88,325,221.37
  5. Step 5: Solve for x
    x = 88,325,221.37/15,488.57
  6. Step 6: Final answer
    x = 5,702.61

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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.