Home / 41,400.81-62,092.40-11,810.70

Finding the Fourth Proportional to 41,400.81, 62,092.40 and 11,810.70

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Solution

The fourth proportional to 41,400.81, 62,092.40 and 11,810.70 is: 17,713.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,400.81 : 62,092.40 = 11,810.70 : x
  2. Step 2: Convert to fraction form
    41,400.81/62,092.40 = 11,810.70/x
  3. Step 3: Cross multiply
    41,400.81x = 62,092.40 × 11,810.70
  4. Step 4: Simplify right side
    41,400.81x = 733,354,649.63
  5. Step 5: Solve for x
    x = 733,354,649.63/41,400.81
  6. Step 6: Final answer
    x = 17,713.53

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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.