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Finding the Fourth Proportional to 47,893.52, 66,093.14 and 27,754.29

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Solution

The fourth proportional to 47,893.52, 66,093.14 and 27,754.29 is: 38,300.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,893.52 : 66,093.14 = 27,754.29 : x
  2. Step 2: Convert to fraction form
    47,893.52/66,093.14 = 27,754.29/x
  3. Step 3: Cross multiply
    47,893.52x = 66,093.14 × 27,754.29
  4. Step 4: Simplify right side
    47,893.52x = 1,834,368,243.96
  5. Step 5: Solve for x
    x = 1,834,368,243.96/47,893.52
  6. Step 6: Final answer
    x = 38,300.97

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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.