Home / 13,224.73-19,836.79-3,364.02

Finding the Fourth Proportional to 13,224.73, 19,836.79 and 3,364.02

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Solution

The fourth proportional to 13,224.73, 19,836.79 and 3,364.02 is: 5,045.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.73 : 19,836.79 = 3,364.02 : x
  2. Step 2: Convert to fraction form
    13,224.73/19,836.79 = 3,364.02/x
  3. Step 3: Cross multiply
    13,224.73x = 19,836.79 × 3,364.02
  4. Step 4: Simplify right side
    13,224.73x = 66,731,242.29
  5. Step 5: Solve for x
    x = 66,731,242.29/13,224.73
  6. Step 6: Final answer
    x = 5,045.95

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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.