Home / 13,044.26-19,551.39-5,641.28

Finding the Fourth Proportional to 13,044.26, 19,551.39 and 5,641.28

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Solution

The fourth proportional to 13,044.26, 19,551.39 and 5,641.28 is: 8,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.26 : 19,551.39 = 5,641.28 : x
  2. Step 2: Convert to fraction form
    13,044.26/19,551.39 = 5,641.28/x
  3. Step 3: Cross multiply
    13,044.26x = 19,551.39 × 5,641.28
  4. Step 4: Simplify right side
    13,044.26x = 110,294,865.38
  5. Step 5: Solve for x
    x = 110,294,865.38/13,044.26
  6. Step 6: Final answer
    x = 8,455.43

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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.