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Finding the Fourth Proportional to 49,000.71, 67,620.96 and 26,644.71

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Solution

The fourth proportional to 49,000.71, 67,620.96 and 26,644.71 is: 36,769.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,000.71 : 67,620.96 = 26,644.71 : x
  2. Step 2: Convert to fraction form
    49,000.71/67,620.96 = 26,644.71/x
  3. Step 3: Cross multiply
    49,000.71x = 67,620.96 × 26,644.71
  4. Step 4: Simplify right side
    49,000.71x = 1,801,740,869.12
  5. Step 5: Solve for x
    x = 1,801,740,869.12/49,000.71
  6. Step 6: Final answer
    x = 36,769.69

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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.