Home / 26,147.76-39,221.58-11,354.76

Finding the Fourth Proportional to 26,147.76, 39,221.58 and 11,354.76

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Solution

The fourth proportional to 26,147.76, 39,221.58 and 11,354.76 is: 17,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,147.76 : 39,221.58 = 11,354.76 : x
  2. Step 2: Convert to fraction form
    26,147.76/39,221.58 = 11,354.76/x
  3. Step 3: Cross multiply
    26,147.76x = 39,221.58 × 11,354.76
  4. Step 4: Simplify right side
    26,147.76x = 445,351,627.72
  5. Step 5: Solve for x
    x = 445,351,627.72/26,147.76
  6. Step 6: Final answer
    x = 17,032.11

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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.