Home / 18,202.20-27,303.32-5,054.58

Finding the Fourth Proportional to 18,202.20, 27,303.32 and 5,054.58

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Solution

The fourth proportional to 18,202.20, 27,303.32 and 5,054.58 is: 7,581.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202.20 : 27,303.32 = 5,054.58 : x
  2. Step 2: Convert to fraction form
    18,202.20/27,303.32 = 5,054.58/x
  3. Step 3: Cross multiply
    18,202.20x = 27,303.32 × 5,054.58
  4. Step 4: Simplify right side
    18,202.20x = 138,006,697.02
  5. Step 5: Solve for x
    x = 138,006,697.02/18,202.20
  6. Step 6: Final answer
    x = 7,581.87

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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.