Home / 26,628.75-39,943.43-6,906.11

Finding the Fourth Proportional to 26,628.75, 39,943.43 and 6,906.11

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Solution

The fourth proportional to 26,628.75, 39,943.43 and 6,906.11 is: 10,359.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,628.75 : 39,943.43 = 6,906.11 : x
  2. Step 2: Convert to fraction form
    26,628.75/39,943.43 = 6,906.11/x
  3. Step 3: Cross multiply
    26,628.75x = 39,943.43 × 6,906.11
  4. Step 4: Simplify right side
    26,628.75x = 275,853,737.69
  5. Step 5: Solve for x
    x = 275,853,737.69/26,628.75
  6. Step 6: Final answer
    x = 10,359.24

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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.