Home / 18,216.96-27,329.28-5,904

Finding the Fourth Proportional to 18,216.96, 27,329.28 and 5,904

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Solution

The fourth proportional to 18,216.96, 27,329.28 and 5,904 is: 8,857.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216.96 : 27,329.28 = 5,904 : x
  2. Step 2: Convert to fraction form
    18,216.96/27,329.28 = 5,904/x
  3. Step 3: Cross multiply
    18,216.96x = 27,329.28 × 5,904
  4. Step 4: Simplify right side
    18,216.96x = 161,352,069.12
  5. Step 5: Solve for x
    x = 161,352,069.12/18,216.96
  6. Step 6: Final answer
    x = 8,857.24

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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.