Home / 26,622.72-39,933.36-6,901.20

Finding the Fourth Proportional to 26,622.72, 39,933.36 and 6,901.20

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Solution

The fourth proportional to 26,622.72, 39,933.36 and 6,901.20 is: 10,351.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.72 : 39,933.36 = 6,901.20 : x
  2. Step 2: Convert to fraction form
    26,622.72/39,933.36 = 6,901.20/x
  3. Step 3: Cross multiply
    26,622.72x = 39,933.36 × 6,901.20
  4. Step 4: Simplify right side
    26,622.72x = 275,588,104.03
  5. Step 5: Solve for x
    x = 275,588,104.03/26,622.72
  6. Step 6: Final answer
    x = 10,351.61

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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.