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Finding the Fourth Proportional to 48,168.36, 66,471.48 and 26,659.44

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Solution

The fourth proportional to 48,168.36, 66,471.48 and 26,659.44 is: 36,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,168.36 : 66,471.48 = 26,659.44 : x
  2. Step 2: Convert to fraction form
    48,168.36/66,471.48 = 26,659.44/x
  3. Step 3: Cross multiply
    48,168.36x = 66,471.48 × 26,659.44
  4. Step 4: Simplify right side
    48,168.36x = 1,772,092,432.77
  5. Step 5: Solve for x
    x = 1,772,092,432.77/48,168.36
  6. Step 6: Final answer
    x = 36,789.55

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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.