Home / 26,093.76-39,091.43-20,221.67

Finding the Fourth Proportional to 26,093.76, 39,091.43 and 20,221.67

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Solution

The fourth proportional to 26,093.76, 39,091.43 and 20,221.67 is: 30,294.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,093.76 : 39,091.43 = 20,221.67 : x
  2. Step 2: Convert to fraction form
    26,093.76/39,091.43 = 20,221.67/x
  3. Step 3: Cross multiply
    26,093.76x = 39,091.43 × 20,221.67
  4. Step 4: Simplify right side
    26,093.76x = 790,493,801.83
  5. Step 5: Solve for x
    x = 790,493,801.83/26,093.76
  6. Step 6: Final answer
    x = 30,294.36

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1.5x scale

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.