Home / 41,640.48-62,467.20-13,932

Finding the Fourth Proportional to 41,640.48, 62,467.20 and 13,932

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Solution

The fourth proportional to 41,640.48, 62,467.20 and 13,932 is: 20,900.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,640.48 : 62,467.20 = 13,932 : x
  2. Step 2: Convert to fraction form
    41,640.48/62,467.20 = 13,932/x
  3. Step 3: Cross multiply
    41,640.48x = 62,467.20 × 13,932
  4. Step 4: Simplify right side
    41,640.48x = 870,293,030.40
  5. Step 5: Solve for x
    x = 870,293,030.40/41,640.48
  6. Step 6: Final answer
    x = 20,900.17

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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.