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Finding the Fourth Proportional to 48,667.88, 67,161.68 and 26,311.88

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Solution

The fourth proportional to 48,667.88, 67,161.68 and 26,311.88 is: 36,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,667.88 : 67,161.68 = 26,311.88 : x
  2. Step 2: Convert to fraction form
    48,667.88/67,161.68 = 26,311.88/x
  3. Step 3: Cross multiply
    48,667.88x = 67,161.68 × 26,311.88
  4. Step 4: Simplify right side
    48,667.88x = 1,767,149,794.73
  5. Step 5: Solve for x
    x = 1,767,149,794.73/48,667.88
  6. Step 6: Final answer
    x = 36,310.40

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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.