Home / 19,550.57-29,305.19-6,399.41

Finding the Fourth Proportional to 19,550.57, 29,305.19 and 6,399.41

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Solution

The fourth proportional to 19,550.57, 29,305.19 and 6,399.41 is: 9,592.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550.57 : 29,305.19 = 6,399.41 : x
  2. Step 2: Convert to fraction form
    19,550.57/29,305.19 = 6,399.41/x
  3. Step 3: Cross multiply
    19,550.57x = 29,305.19 × 6,399.41
  4. Step 4: Simplify right side
    19,550.57x = 187,535,795.41
  5. Step 5: Solve for x
    x = 187,535,795.41/19,550.57
  6. Step 6: Final answer
    x = 9,592.35

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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.