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Finding the Fourth Proportional to 48,694.76, 67,198.76 and 26,338.76

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Solution

The fourth proportional to 48,694.76, 67,198.76 and 26,338.76 is: 36,347.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,694.76 : 67,198.76 = 26,338.76 : x
  2. Step 2: Convert to fraction form
    48,694.76/67,198.76 = 26,338.76/x
  3. Step 3: Cross multiply
    48,694.76x = 67,198.76 × 26,338.76
  4. Step 4: Simplify right side
    48,694.76x = 1,769,932,011.94
  5. Step 5: Solve for x
    x = 1,769,932,011.94/48,694.76
  6. Step 6: Final answer
    x = 36,347.48

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Double scale
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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.