Home / 41,971.32-62,963.82-12,392.15

Finding the Fourth Proportional to 41,971.32, 62,963.82 and 12,392.15

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Solution

The fourth proportional to 41,971.32, 62,963.82 and 12,392.15 is: 18,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,971.32 : 62,963.82 = 12,392.15 : x
  2. Step 2: Convert to fraction form
    41,971.32/62,963.82 = 12,392.15/x
  3. Step 3: Cross multiply
    41,971.32x = 62,963.82 × 12,392.15
  4. Step 4: Simplify right side
    41,971.32x = 780,256,999.13
  5. Step 5: Solve for x
    x = 780,256,999.13/41,971.32
  6. Step 6: Final answer
    x = 18,590.24

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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.