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Finding the Fourth Proportional to 32,039.85, 48,059.78 and 8,668.11

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Solution

The fourth proportional to 32,039.85, 48,059.78 and 8,668.11 is: 13,002.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,039.85 : 48,059.78 = 8,668.11 : x
  2. Step 2: Convert to fraction form
    32,039.85/48,059.78 = 8,668.11/x
  3. Step 3: Cross multiply
    32,039.85x = 48,059.78 × 8,668.11
  4. Step 4: Simplify right side
    32,039.85x = 416,587,645.26
  5. Step 5: Solve for x
    x = 416,587,645.26/32,039.85
  6. Step 6: Final answer
    x = 13,002.17

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1.5x scale

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.