Home / 41,380-62,071.26-10,215.25

Finding the Fourth Proportional to 41,380, 62,071.26 and 10,215.25

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Solution

The fourth proportional to 41,380, 62,071.26 and 10,215.25 is: 15,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,380 : 62,071.26 = 10,215.25 : x
  2. Step 2: Convert to fraction form
    41,380/62,071.26 = 10,215.25/x
  3. Step 3: Cross multiply
    41,380x = 62,071.26 × 10,215.25
  4. Step 4: Simplify right side
    41,380x = 634,073,438.72
  5. Step 5: Solve for x
    x = 634,073,438.72/41,380
  6. Step 6: Final answer
    x = 15,323.19

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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.