Home / 13,192.26-19,787.17-4,426.03

Finding the Fourth Proportional to 13,192.26, 19,787.17 and 4,426.03

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Solution

The fourth proportional to 13,192.26, 19,787.17 and 4,426.03 is: 6,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.26 : 19,787.17 = 4,426.03 : x
  2. Step 2: Convert to fraction form
    13,192.26/19,787.17 = 4,426.03/x
  3. Step 3: Cross multiply
    13,192.26x = 19,787.17 × 4,426.03
  4. Step 4: Simplify right side
    13,192.26x = 87,578,608.04
  5. Step 5: Solve for x
    x = 87,578,608.04/13,192.26
  6. Step 6: Final answer
    x = 6,638.64

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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.