Home / 18,339.64-27,511.62-5,860.36

Finding the Fourth Proportional to 18,339.64, 27,511.62 and 5,860.36

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Solution

The fourth proportional to 18,339.64, 27,511.62 and 5,860.36 is: 8,791.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,339.64 : 27,511.62 = 5,860.36 : x
  2. Step 2: Convert to fraction form
    18,339.64/27,511.62 = 5,860.36/x
  3. Step 3: Cross multiply
    18,339.64x = 27,511.62 × 5,860.36
  4. Step 4: Simplify right side
    18,339.64x = 161,227,997.38
  5. Step 5: Solve for x
    x = 161,227,997.38/18,339.64
  6. Step 6: Final answer
    x = 8,791.23

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1.5x scale

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.