Home / 26,647.57-39,964.39-7,922.56

Finding the Fourth Proportional to 26,647.57, 39,964.39 and 7,922.56

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Solution

The fourth proportional to 26,647.57, 39,964.39 and 7,922.56 is: 11,881.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.57 : 39,964.39 = 7,922.56 : x
  2. Step 2: Convert to fraction form
    26,647.57/39,964.39 = 7,922.56/x
  3. Step 3: Cross multiply
    26,647.57x = 39,964.39 × 7,922.56
  4. Step 4: Simplify right side
    26,647.57x = 316,620,232.85
  5. Step 5: Solve for x
    x = 316,620,232.85/26,647.57
  6. Step 6: Final answer
    x = 11,881.77

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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.