Home / 17,716.32-26,578.84-5,236.28

Finding the Fourth Proportional to 17,716.32, 26,578.84 and 5,236.28

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Solution

The fourth proportional to 17,716.32, 26,578.84 and 5,236.28 is: 7,855.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,716.32 : 26,578.84 = 5,236.28 : x
  2. Step 2: Convert to fraction form
    17,716.32/26,578.84 = 5,236.28/x
  3. Step 3: Cross multiply
    17,716.32x = 26,578.84 × 5,236.28
  4. Step 4: Simplify right side
    17,716.32x = 139,174,248.32
  5. Step 5: Solve for x
    x = 139,174,248.32/17,716.32
  6. Step 6: Final answer
    x = 7,855.71

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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.