Home / 18,202.80-27,304.21-5,055.17

Finding the Fourth Proportional to 18,202.80, 27,304.21 and 5,055.17

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Solution

The fourth proportional to 18,202.80, 27,304.21 and 5,055.17 is: 7,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202.80 : 27,304.21 = 5,055.17 : x
  2. Step 2: Convert to fraction form
    18,202.80/27,304.21 = 5,055.17/x
  3. Step 3: Cross multiply
    18,202.80x = 27,304.21 × 5,055.17
  4. Step 4: Simplify right side
    18,202.80x = 138,027,423.27
  5. Step 5: Solve for x
    x = 138,027,423.27/18,202.80
  6. Step 6: Final answer
    x = 7,582.76

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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.