Home / 19,983.14-27,576.96-11,031.02

Finding the Fourth Proportional to 19,983.14, 27,576.96 and 11,031.02

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Solution

The fourth proportional to 19,983.14, 27,576.96 and 11,031.02 is: 15,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.14 : 27,576.96 = 11,031.02 : x
  2. Step 2: Convert to fraction form
    19,983.14/27,576.96 = 11,031.02/x
  3. Step 3: Cross multiply
    19,983.14x = 27,576.96 × 11,031.02
  4. Step 4: Simplify right side
    19,983.14x = 304,201,921.46
  5. Step 5: Solve for x
    x = 304,201,921.46/19,983.14
  6. Step 6: Final answer
    x = 15,222.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.