Home / 39,921.68-59,895.30-11,841.92

Finding the Fourth Proportional to 39,921.68, 59,895.30 and 11,841.92

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Solution

The fourth proportional to 39,921.68, 59,895.30 and 11,841.92 is: 17,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,921.68 : 59,895.30 = 11,841.92 : x
  2. Step 2: Convert to fraction form
    39,921.68/59,895.30 = 11,841.92/x
  3. Step 3: Cross multiply
    39,921.68x = 59,895.30 × 11,841.92
  4. Step 4: Simplify right side
    39,921.68x = 709,275,350.98
  5. Step 5: Solve for x
    x = 709,275,350.98/39,921.68
  6. Step 6: Final answer
    x = 17,766.67

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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.