Home / 25,716.22-38,577.41-9,072.81

Finding the Fourth Proportional to 25,716.22, 38,577.41 and 9,072.81

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Solution

The fourth proportional to 25,716.22, 38,577.41 and 9,072.81 is: 13,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716.22 : 38,577.41 = 9,072.81 : x
  2. Step 2: Convert to fraction form
    25,716.22/38,577.41 = 9,072.81/x
  3. Step 3: Cross multiply
    25,716.22x = 38,577.41 × 9,072.81
  4. Step 4: Simplify right side
    25,716.22x = 350,005,499.88
  5. Step 5: Solve for x
    x = 350,005,499.88/25,716.22
  6. Step 6: Final answer
    x = 13,610.30

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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.