Home / 18,264.04-27,375.32-7,727.48

Finding the Fourth Proportional to 18,264.04, 27,375.32 and 7,727.48

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Solution

The fourth proportional to 18,264.04, 27,375.32 and 7,727.48 is: 11,582.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.04 : 27,375.32 = 7,727.48 : x
  2. Step 2: Convert to fraction form
    18,264.04/27,375.32 = 7,727.48/x
  3. Step 3: Cross multiply
    18,264.04x = 27,375.32 × 7,727.48
  4. Step 4: Simplify right side
    18,264.04x = 211,542,267.59
  5. Step 5: Solve for x
    x = 211,542,267.59/18,264.04
  6. Step 6: Final answer
    x = 11,582.45

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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.