Home / 31,371.75-47,064.92-10,595.25

Finding the Fourth Proportional to 31,371.75, 47,064.92 and 10,595.25

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Solution

The fourth proportional to 31,371.75, 47,064.92 and 10,595.25 is: 15,895.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,371.75 : 47,064.92 = 10,595.25 : x
  2. Step 2: Convert to fraction form
    31,371.75/47,064.92 = 10,595.25/x
  3. Step 3: Cross multiply
    31,371.75x = 47,064.92 × 10,595.25
  4. Step 4: Simplify right side
    31,371.75x = 498,664,540.65
  5. Step 5: Solve for x
    x = 498,664,540.65/31,371.75
  6. Step 6: Final answer
    x = 15,895.34

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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.