Home / 65,882.12-98,793.30-28,424.48

Finding the Fourth Proportional to 65,882.12, 98,793.30 and 28,424.48

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Solution

The fourth proportional to 65,882.12, 98,793.30 and 28,424.48 is: 42,623.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,882.12 : 98,793.30 = 28,424.48 : x
  2. Step 2: Convert to fraction form
    65,882.12/98,793.30 = 28,424.48/x
  3. Step 3: Cross multiply
    65,882.12x = 98,793.30 × 28,424.48
  4. Step 4: Simplify right side
    65,882.12x = 2,808,148,179.98
  5. Step 5: Solve for x
    x = 2,808,148,179.98/65,882.12
  6. Step 6: Final answer
    x = 42,623.83

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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.