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Finding the Fourth Proportional to 48,607.76, 67,078.70 and 26,251.76

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Solution

The fourth proportional to 48,607.76, 67,078.70 and 26,251.76 is: 36,227.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,607.76 : 67,078.70 = 26,251.76 : x
  2. Step 2: Convert to fraction form
    48,607.76/67,078.70 = 26,251.76/x
  3. Step 3: Cross multiply
    48,607.76x = 67,078.70 × 26,251.76
  4. Step 4: Simplify right side
    48,607.76x = 1,760,933,933.51
  5. Step 5: Solve for x
    x = 1,760,933,933.51/48,607.76
  6. Step 6: Final answer
    x = 36,227.42

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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.