Home / 12,715.32-19,073.27-3,356.29

Finding the Fourth Proportional to 12,715.32, 19,073.27 and 3,356.29

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Solution

The fourth proportional to 12,715.32, 19,073.27 and 3,356.29 is: 5,034.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,715.32 : 19,073.27 = 3,356.29 : x
  2. Step 2: Convert to fraction form
    12,715.32/19,073.27 = 3,356.29/x
  3. Step 3: Cross multiply
    12,715.32x = 19,073.27 × 3,356.29
  4. Step 4: Simplify right side
    12,715.32x = 64,015,425.37
  5. Step 5: Solve for x
    x = 64,015,425.37/12,715.32
  6. Step 6: Final answer
    x = 5,034.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.