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Finding the Fourth Proportional to 48,843.40, 67,404.32 and 26,487.40

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Solution

The fourth proportional to 48,843.40, 67,404.32 and 26,487.40 is: 36,552.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,843.40 : 67,404.32 = 26,487.40 : x
  2. Step 2: Convert to fraction form
    48,843.40/67,404.32 = 26,487.40/x
  3. Step 3: Cross multiply
    48,843.40x = 67,404.32 × 26,487.40
  4. Step 4: Simplify right side
    48,843.40x = 1,785,365,185.57
  5. Step 5: Solve for x
    x = 1,785,365,185.57/48,843.40
  6. Step 6: Final answer
    x = 36,552.84

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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.