Home / 26,231.96-39,341.76-7,511.72

Finding the Fourth Proportional to 26,231.96, 39,341.76 and 7,511.72

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Solution

The fourth proportional to 26,231.96, 39,341.76 and 7,511.72 is: 11,265.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,231.96 : 39,341.76 = 7,511.72 : x
  2. Step 2: Convert to fraction form
    26,231.96/39,341.76 = 7,511.72/x
  3. Step 3: Cross multiply
    26,231.96x = 39,341.76 × 7,511.72
  4. Step 4: Simplify right side
    26,231.96x = 295,524,285.43
  5. Step 5: Solve for x
    x = 295,524,285.43/26,231.96
  6. Step 6: Final answer
    x = 11,265.81

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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.