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Finding the Fourth Proportional to 38,493.48, 57,700.54 and 14,794.60

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Solution

The fourth proportional to 38,493.48, 57,700.54 and 14,794.60 is: 22,176.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,493.48 : 57,700.54 = 14,794.60 : x
  2. Step 2: Convert to fraction form
    38,493.48/57,700.54 = 14,794.60/x
  3. Step 3: Cross multiply
    38,493.48x = 57,700.54 × 14,794.60
  4. Step 4: Simplify right side
    38,493.48x = 853,656,409.08
  5. Step 5: Solve for x
    x = 853,656,409.08/38,493.48
  6. Step 6: Final answer
    x = 22,176.65

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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.