Home / 26,579-39,868.44-6,857.52

Finding the Fourth Proportional to 26,579, 39,868.44 and 6,857.52

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Solution

The fourth proportional to 26,579, 39,868.44 and 6,857.52 is: 10,286.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579 : 39,868.44 = 6,857.52 : x
  2. Step 2: Convert to fraction form
    26,579/39,868.44 = 6,857.52/x
  3. Step 3: Cross multiply
    26,579x = 39,868.44 × 6,857.52
  4. Step 4: Simplify right side
    26,579x = 273,398,624.67
  5. Step 5: Solve for x
    x = 273,398,624.67/26,579
  6. Step 6: Final answer
    x = 10,286.26

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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.