Home / 47,871.87-66,046.08-27,717.75

Finding the Fourth Proportional to 47,871.87, 66,046.08 and 27,717.75

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Solution

The fourth proportional to 47,871.87, 66,046.08 and 27,717.75 is: 38,240.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,871.87 : 66,046.08 = 27,717.75 : x
  2. Step 2: Convert to fraction form
    47,871.87/66,046.08 = 27,717.75/x
  3. Step 3: Cross multiply
    47,871.87x = 66,046.08 × 27,717.75
  4. Step 4: Simplify right side
    47,871.87x = 1,830,648,733.92
  5. Step 5: Solve for x
    x = 1,830,648,733.92/47,871.87
  6. Step 6: Final answer
    x = 38,240.59

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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.