Home / 51,452.60-77,171.70-16,395.80

Finding the Fourth Proportional to 51,452.60, 77,171.70 and 16,395.80

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Solution

The fourth proportional to 51,452.60, 77,171.70 and 16,395.80 is: 24,591.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,452.60 : 77,171.70 = 16,395.80 : x
  2. Step 2: Convert to fraction form
    51,452.60/77,171.70 = 16,395.80/x
  3. Step 3: Cross multiply
    51,452.60x = 77,171.70 × 16,395.80
  4. Step 4: Simplify right side
    51,452.60x = 1,265,291,758.86
  5. Step 5: Solve for x
    x = 1,265,291,758.86/51,452.60
  6. Step 6: Final answer
    x = 24,591.41

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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.