Home / 19,396.49-29,089.42-5,353.16

Finding the Fourth Proportional to 19,396.49, 29,089.42 and 5,353.16

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Solution

The fourth proportional to 19,396.49, 29,089.42 and 5,353.16 is: 8,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,396.49 : 29,089.42 = 5,353.16 : x
  2. Step 2: Convert to fraction form
    19,396.49/29,089.42 = 5,353.16/x
  3. Step 3: Cross multiply
    19,396.49x = 29,089.42 × 5,353.16
  4. Step 4: Simplify right side
    19,396.49x = 155,720,160.74
  5. Step 5: Solve for x
    x = 155,720,160.74/19,396.49
  6. Step 6: Final answer
    x = 8,028.27

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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.