Home / 48,358.76-66,739.88-27,138.11

Finding the Fourth Proportional to 48,358.76, 66,739.88 and 27,138.11

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Solution

The fourth proportional to 48,358.76, 66,739.88 and 27,138.11 is: 37,453.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,358.76 : 66,739.88 = 27,138.11 : x
  2. Step 2: Convert to fraction form
    48,358.76/66,739.88 = 27,138.11/x
  3. Step 3: Cross multiply
    48,358.76x = 66,739.88 × 27,138.11
  4. Step 4: Simplify right side
    48,358.76x = 1,811,193,735.44
  5. Step 5: Solve for x
    x = 1,811,193,735.44/48,358.76
  6. Step 6: Final answer
    x = 37,453.27

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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.