Home / 19,469.44-29,209.28-5,619.84

Finding the Fourth Proportional to 19,469.44, 29,209.28 and 5,619.84

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Solution

The fourth proportional to 19,469.44, 29,209.28 and 5,619.84 is: 8,431.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469.44 : 29,209.28 = 5,619.84 : x
  2. Step 2: Convert to fraction form
    19,469.44/29,209.28 = 5,619.84/x
  3. Step 3: Cross multiply
    19,469.44x = 29,209.28 × 5,619.84
  4. Step 4: Simplify right side
    19,469.44x = 164,151,480.12
  5. Step 5: Solve for x
    x = 164,151,480.12/19,469.44
  6. Step 6: Final answer
    x = 8,431.24

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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.