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Finding the Fourth Proportional to 57,668.30, 79,582.12 and 32,517.62

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Solution

The fourth proportional to 57,668.30, 79,582.12 and 32,517.62 is: 44,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,668.30 : 79,582.12 = 32,517.62 : x
  2. Step 2: Convert to fraction form
    57,668.30/79,582.12 = 32,517.62/x
  3. Step 3: Cross multiply
    57,668.30x = 79,582.12 × 32,517.62
  4. Step 4: Simplify right side
    57,668.30x = 2,587,820,657.75
  5. Step 5: Solve for x
    x = 2,587,820,657.75/57,668.30
  6. Step 6: Final answer
    x = 44,874.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.