Home / 47,871.46-66,052.61-27,721.09

Finding the Fourth Proportional to 47,871.46, 66,052.61 and 27,721.09

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Solution

The fourth proportional to 47,871.46, 66,052.61 and 27,721.09 is: 38,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,871.46 : 66,052.61 = 27,721.09 : x
  2. Step 2: Convert to fraction form
    47,871.46/66,052.61 = 27,721.09/x
  3. Step 3: Cross multiply
    47,871.46x = 66,052.61 × 27,721.09
  4. Step 4: Simplify right side
    47,871.46x = 1,831,050,346.54
  5. Step 5: Solve for x
    x = 1,831,050,346.54/47,871.46
  6. Step 6: Final answer
    x = 38,249.31

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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.