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Finding the Fourth Proportional to 49,213.68, 67,914.72 and 26,857.68

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Solution

The fourth proportional to 49,213.68, 67,914.72 and 26,857.68 is: 37,063.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,213.68 : 67,914.72 = 26,857.68 : x
  2. Step 2: Convert to fraction form
    49,213.68/67,914.72 = 26,857.68/x
  3. Step 3: Cross multiply
    49,213.68x = 67,914.72 × 26,857.68
  4. Step 4: Simplify right side
    49,213.68x = 1,824,031,817.05
  5. Step 5: Solve for x
    x = 1,824,031,817.05/49,213.68
  6. Step 6: Final answer
    x = 37,063.51

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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.