Home / 25,255.13-37,899.09-9,672.75

Finding the Fourth Proportional to 25,255.13, 37,899.09 and 9,672.75

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Solution

The fourth proportional to 25,255.13, 37,899.09 and 9,672.75 is: 14,515.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255.13 : 37,899.09 = 9,672.75 : x
  2. Step 2: Convert to fraction form
    25,255.13/37,899.09 = 9,672.75/x
  3. Step 3: Cross multiply
    25,255.13x = 37,899.09 × 9,672.75
  4. Step 4: Simplify right side
    25,255.13x = 366,588,422.80
  5. Step 5: Solve for x
    x = 366,588,422.80/25,255.13
  6. Step 6: Final answer
    x = 14,515.41

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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.