Home / 25,321.38-37,985.16-10,540.32

Finding the Fourth Proportional to 25,321.38, 37,985.16 and 10,540.32

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Solution

The fourth proportional to 25,321.38, 37,985.16 and 10,540.32 is: 15,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,321.38 : 37,985.16 = 10,540.32 : x
  2. Step 2: Convert to fraction form
    25,321.38/37,985.16 = 10,540.32/x
  3. Step 3: Cross multiply
    25,321.38x = 37,985.16 × 10,540.32
  4. Step 4: Simplify right side
    25,321.38x = 400,375,741.65
  5. Step 5: Solve for x
    x = 400,375,741.65/25,321.38
  6. Step 6: Final answer
    x = 15,811.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.