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Finding the Fourth Proportional to 48,187.76, 66,500.60 and 26,966.97

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Solution

The fourth proportional to 48,187.76, 66,500.60 and 26,966.97 is: 37,215.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,187.76 : 66,500.60 = 26,966.97 : x
  2. Step 2: Convert to fraction form
    48,187.76/66,500.60 = 26,966.97/x
  3. Step 3: Cross multiply
    48,187.76x = 66,500.60 × 26,966.97
  4. Step 4: Simplify right side
    48,187.76x = 1,793,319,550.35
  5. Step 5: Solve for x
    x = 1,793,319,550.35/48,187.76
  6. Step 6: Final answer
    x = 37,215.25

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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.