Home / 18,021.22-27,032.51-4,873.59

Finding the Fourth Proportional to 18,021.22, 27,032.51 and 4,873.59

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Solution

The fourth proportional to 18,021.22, 27,032.51 and 4,873.59 is: 7,310.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,021.22 : 27,032.51 = 4,873.59 : x
  2. Step 2: Convert to fraction form
    18,021.22/27,032.51 = 4,873.59/x
  3. Step 3: Cross multiply
    18,021.22x = 27,032.51 × 4,873.59
  4. Step 4: Simplify right side
    18,021.22x = 131,745,382.59
  5. Step 5: Solve for x
    x = 131,745,382.59/18,021.22
  6. Step 6: Final answer
    x = 7,310.57

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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.