Home / 41,945.38-62,678.31-31,894.90

Finding the Fourth Proportional to 41,945.38, 62,678.31 and 31,894.90

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Solution

The fourth proportional to 41,945.38, 62,678.31 and 31,894.90 is: 47,660.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,945.38 : 62,678.31 = 31,894.90 : x
  2. Step 2: Convert to fraction form
    41,945.38/62,678.31 = 31,894.90/x
  3. Step 3: Cross multiply
    41,945.38x = 62,678.31 × 31,894.90
  4. Step 4: Simplify right side
    41,945.38x = 1,999,118,153.32
  5. Step 5: Solve for x
    x = 1,999,118,153.32/41,945.38
  6. Step 6: Final answer
    x = 47,660.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.