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Finding the Fourth Proportional to 47,993, 66,230.40 and 26,773.62

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Solution

The fourth proportional to 47,993, 66,230.40 and 26,773.62 is: 36,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,993 : 66,230.40 = 26,773.62 : x
  2. Step 2: Convert to fraction form
    47,993/66,230.40 = 26,773.62/x
  3. Step 3: Cross multiply
    47,993x = 66,230.40 × 26,773.62
  4. Step 4: Simplify right side
    47,993x = 1,773,227,562.05
  5. Step 5: Solve for x
    x = 1,773,227,562.05/47,993
  6. Step 6: Final answer
    x = 36,947.63

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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.