Home / 25,144.22-37,716.64-7,614.81

Finding the Fourth Proportional to 25,144.22, 37,716.64 and 7,614.81

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Solution

The fourth proportional to 25,144.22, 37,716.64 and 7,614.81 is: 11,422.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,144.22 : 37,716.64 = 7,614.81 : x
  2. Step 2: Convert to fraction form
    25,144.22/37,716.64 = 7,614.81/x
  3. Step 3: Cross multiply
    25,144.22x = 37,716.64 × 7,614.81
  4. Step 4: Simplify right side
    25,144.22x = 287,205,028.40
  5. Step 5: Solve for x
    x = 287,205,028.40/25,144.22
  6. Step 6: Final answer
    x = 11,422.31

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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.