Home / 19,368.57-29,049.03-5,324.97

Finding the Fourth Proportional to 19,368.57, 29,049.03 and 5,324.97

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Solution

The fourth proportional to 19,368.57, 29,049.03 and 5,324.97 is: 7,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.57 : 29,049.03 = 5,324.97 : x
  2. Step 2: Convert to fraction form
    19,368.57/29,049.03 = 5,324.97/x
  3. Step 3: Cross multiply
    19,368.57x = 29,049.03 × 5,324.97
  4. Step 4: Simplify right side
    19,368.57x = 154,685,307.24
  5. Step 5: Solve for x
    x = 154,685,307.24/19,368.57
  6. Step 6: Final answer
    x = 7,986.41

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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.