Home / 13,924.73-20,889.19-5,042.15

Finding the Fourth Proportional to 13,924.73, 20,889.19 and 5,042.15

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Solution

The fourth proportional to 13,924.73, 20,889.19 and 5,042.15 is: 7,563.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924.73 : 20,889.19 = 5,042.15 : x
  2. Step 2: Convert to fraction form
    13,924.73/20,889.19 = 5,042.15/x
  3. Step 3: Cross multiply
    13,924.73x = 20,889.19 × 5,042.15
  4. Step 4: Simplify right side
    13,924.73x = 105,326,312.31
  5. Step 5: Solve for x
    x = 105,326,312.31/13,924.73
  6. Step 6: Final answer
    x = 7,563.97

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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.