Home / 19,912.34-29,886.96-10,058.54

Finding the Fourth Proportional to 19,912.34, 29,886.96 and 10,058.54

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Solution

The fourth proportional to 19,912.34, 29,886.96 and 10,058.54 is: 15,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,912.34 : 29,886.96 = 10,058.54 : x
  2. Step 2: Convert to fraction form
    19,912.34/29,886.96 = 10,058.54/x
  3. Step 3: Cross multiply
    19,912.34x = 29,886.96 × 10,058.54
  4. Step 4: Simplify right side
    19,912.34x = 300,619,033.20
  5. Step 5: Solve for x
    x = 300,619,033.20/19,912.34
  6. Step 6: Final answer
    x = 15,097.13

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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.