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Finding the Fourth Proportional to 48,906.68, 67,490.70 and 26,550.68

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Solution

The fourth proportional to 48,906.68, 67,490.70 and 26,550.68 is: 36,639.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,906.68 : 67,490.70 = 26,550.68 : x
  2. Step 2: Convert to fraction form
    48,906.68/67,490.70 = 26,550.68/x
  3. Step 3: Cross multiply
    48,906.68x = 67,490.70 × 26,550.68
  4. Step 4: Simplify right side
    48,906.68x = 1,791,923,978.68
  5. Step 5: Solve for x
    x = 1,791,923,978.68/48,906.68
  6. Step 6: Final answer
    x = 36,639.66

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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.