Home / 51,214.94-76,782.31-32,491.49

Finding the Fourth Proportional to 51,214.94, 76,782.31 and 32,491.49

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Solution

The fourth proportional to 51,214.94, 76,782.31 and 32,491.49 is: 48,711.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,214.94 : 76,782.31 = 32,491.49 : x
  2. Step 2: Convert to fraction form
    51,214.94/76,782.31 = 32,491.49/x
  3. Step 3: Cross multiply
    51,214.94x = 76,782.31 × 32,491.49
  4. Step 4: Simplify right side
    51,214.94x = 2,494,771,375.17
  5. Step 5: Solve for x
    x = 2,494,771,375.17/51,214.94
  6. Step 6: Final answer
    x = 48,711.79

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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.