Home / 16,721.36-25,082.04-5,626

Finding the Fourth Proportional to 16,721.36, 25,082.04 and 5,626

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Solution

The fourth proportional to 16,721.36, 25,082.04 and 5,626 is: 8,439

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.36 : 25,082.04 = 5,626 : x
  2. Step 2: Convert to fraction form
    16,721.36/25,082.04 = 5,626/x
  3. Step 3: Cross multiply
    16,721.36x = 25,082.04 × 5,626
  4. Step 4: Simplify right side
    16,721.36x = 141,111,557.04
  5. Step 5: Solve for x
    x = 141,111,557.04/16,721.36
  6. Step 6: Final answer
    x = 8,439

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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.