Home / 51,685.26-77,546.28-25,408.44

Finding the Fourth Proportional to 51,685.26, 77,546.28 and 25,408.44

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Solution

The fourth proportional to 51,685.26, 77,546.28 and 25,408.44 is: 38,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,685.26 : 77,546.28 = 25,408.44 : x
  2. Step 2: Convert to fraction form
    51,685.26/77,546.28 = 25,408.44/x
  3. Step 3: Cross multiply
    51,685.26x = 77,546.28 × 25,408.44
  4. Step 4: Simplify right side
    51,685.26x = 1,970,330,002.60
  5. Step 5: Solve for x
    x = 1,970,330,002.60/51,685.26
  6. Step 6: Final answer
    x = 38,121.70

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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.