Home / 39,867.22-59,766.88-17,668.50

Finding the Fourth Proportional to 39,867.22, 59,766.88 and 17,668.50

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Solution

The fourth proportional to 39,867.22, 59,766.88 and 17,668.50 is: 26,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,867.22 : 59,766.88 = 17,668.50 : x
  2. Step 2: Convert to fraction form
    39,867.22/59,766.88 = 17,668.50/x
  3. Step 3: Cross multiply
    39,867.22x = 59,766.88 × 17,668.50
  4. Step 4: Simplify right side
    39,867.22x = 1,055,991,119.28
  5. Step 5: Solve for x
    x = 1,055,991,119.28/39,867.22
  6. Step 6: Final answer
    x = 26,487.70

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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.