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Finding the Fourth Proportional to 39,714.44, 54,805.92 and 22,947.44

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Solution

The fourth proportional to 39,714.44, 54,805.92 and 22,947.44 is: 31,667.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,714.44 : 54,805.92 = 22,947.44 : x
  2. Step 2: Convert to fraction form
    39,714.44/54,805.92 = 22,947.44/x
  3. Step 3: Cross multiply
    39,714.44x = 54,805.92 × 22,947.44
  4. Step 4: Simplify right side
    39,714.44x = 1,257,655,560.84
  5. Step 5: Solve for x
    x = 1,257,655,560.84/39,714.44
  6. Step 6: Final answer
    x = 31,667.46

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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.