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Finding the Fourth Proportional to 47,873.94, 66,064.82 and 26,652.76

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Solution

The fourth proportional to 47,873.94, 66,064.82 and 26,652.76 is: 36,780.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,873.94 : 66,064.82 = 26,652.76 : x
  2. Step 2: Convert to fraction form
    47,873.94/66,064.82 = 26,652.76/x
  3. Step 3: Cross multiply
    47,873.94x = 66,064.82 × 26,652.76
  4. Step 4: Simplify right side
    47,873.94x = 1,760,809,791.90
  5. Step 5: Solve for x
    x = 1,760,809,791.90/47,873.94
  6. Step 6: Final answer
    x = 36,780.13

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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.