Home / 39,766.43-59,635.04-11,679.28

Finding the Fourth Proportional to 39,766.43, 59,635.04 and 11,679.28

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Solution

The fourth proportional to 39,766.43, 59,635.04 and 11,679.28 is: 17,514.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,766.43 : 59,635.04 = 11,679.28 : x
  2. Step 2: Convert to fraction form
    39,766.43/59,635.04 = 11,679.28/x
  3. Step 3: Cross multiply
    39,766.43x = 59,635.04 × 11,679.28
  4. Step 4: Simplify right side
    39,766.43x = 696,494,122.49
  5. Step 5: Solve for x
    x = 696,494,122.49/39,766.43
  6. Step 6: Final answer
    x = 17,514.62

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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.