Home / 26,638.22-39,928.91-20,044.01

Finding the Fourth Proportional to 26,638.22, 39,928.91 and 20,044.01

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Solution

The fourth proportional to 26,638.22, 39,928.91 and 20,044.01 is: 30,044.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,638.22 : 39,928.91 = 20,044.01 : x
  2. Step 2: Convert to fraction form
    26,638.22/39,928.91 = 20,044.01/x
  3. Step 3: Cross multiply
    26,638.22x = 39,928.91 × 20,044.01
  4. Step 4: Simplify right side
    26,638.22x = 800,335,171.46
  5. Step 5: Solve for x
    x = 800,335,171.46/26,638.22
  6. Step 6: Final answer
    x = 30,044.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.