Home / 19,470.24-29,201.31-5,616

Finding the Fourth Proportional to 19,470.24, 29,201.31 and 5,616

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Solution

The fourth proportional to 19,470.24, 29,201.31 and 5,616 is: 8,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,470.24 : 29,201.31 = 5,616 : x
  2. Step 2: Convert to fraction form
    19,470.24/29,201.31 = 5,616/x
  3. Step 3: Cross multiply
    19,470.24x = 29,201.31 × 5,616
  4. Step 4: Simplify right side
    19,470.24x = 163,994,556.96
  5. Step 5: Solve for x
    x = 163,994,556.96/19,470.24
  6. Step 6: Final answer
    x = 8,422.83

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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.