Home / 51,232.94-76,849.34-13,793.05

Finding the Fourth Proportional to 51,232.94, 76,849.34 and 13,793.05

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Solution

The fourth proportional to 51,232.94, 76,849.34 and 13,793.05 is: 20,689.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,232.94 : 76,849.34 = 13,793.05 : x
  2. Step 2: Convert to fraction form
    51,232.94/76,849.34 = 13,793.05/x
  3. Step 3: Cross multiply
    51,232.94x = 76,849.34 × 13,793.05
  4. Step 4: Simplify right side
    51,232.94x = 1,059,986,946.73
  5. Step 5: Solve for x
    x = 1,059,986,946.73/51,232.94
  6. Step 6: Final answer
    x = 20,689.56

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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.