Home / 51,263.20-76,880.40-16,213.60

Finding the Fourth Proportional to 51,263.20, 76,880.40 and 16,213.60

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Solution

The fourth proportional to 51,263.20, 76,880.40 and 16,213.60 is: 24,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,263.20 : 76,880.40 = 16,213.60 : x
  2. Step 2: Convert to fraction form
    51,263.20/76,880.40 = 16,213.60/x
  3. Step 3: Cross multiply
    51,263.20x = 76,880.40 × 16,213.60
  4. Step 4: Simplify right side
    51,263.20x = 1,246,508,053.44
  5. Step 5: Solve for x
    x = 1,246,508,053.44/51,263.20
  6. Step 6: Final answer
    x = 24,315.85

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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.