Home / 18,181.42-27,272.16-5,033.83

Finding the Fourth Proportional to 18,181.42, 27,272.16 and 5,033.83

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Solution

The fourth proportional to 18,181.42, 27,272.16 and 5,033.83 is: 7,550.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.42 : 27,272.16 = 5,033.83 : x
  2. Step 2: Convert to fraction form
    18,181.42/27,272.16 = 5,033.83/x
  3. Step 3: Cross multiply
    18,181.42x = 27,272.16 × 5,033.83
  4. Step 4: Simplify right side
    18,181.42x = 137,283,417.17
  5. Step 5: Solve for x
    x = 137,283,417.17/18,181.42
  6. Step 6: Final answer
    x = 7,550.75

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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.