Home / 13,186.56-19,772.54-10,025.14

Finding the Fourth Proportional to 13,186.56, 19,772.54 and 10,025.14

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Solution

The fourth proportional to 13,186.56, 19,772.54 and 10,025.14 is: 15,032.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,186.56 : 19,772.54 = 10,025.14 : x
  2. Step 2: Convert to fraction form
    13,186.56/19,772.54 = 10,025.14/x
  3. Step 3: Cross multiply
    13,186.56x = 19,772.54 × 10,025.14
  4. Step 4: Simplify right side
    13,186.56x = 198,222,481.66
  5. Step 5: Solve for x
    x = 198,222,481.66/13,186.56
  6. Step 6: Final answer
    x = 15,032.16

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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.