Home / 41,142.76-61,716.55-11,562.90

Finding the Fourth Proportional to 41,142.76, 61,716.55 and 11,562.90

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Solution

The fourth proportional to 41,142.76, 61,716.55 and 11,562.90 is: 17,345.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,142.76 : 61,716.55 = 11,562.90 : x
  2. Step 2: Convert to fraction form
    41,142.76/61,716.55 = 11,562.90/x
  3. Step 3: Cross multiply
    41,142.76x = 61,716.55 × 11,562.90
  4. Step 4: Simplify right side
    41,142.76x = 713,622,296.00
  5. Step 5: Solve for x
    x = 713,622,296.00/41,142.76
  6. Step 6: Final answer
    x = 17,345.03

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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.