Home / 18,147.35-27,218.96-6,298.94

Finding the Fourth Proportional to 18,147.35, 27,218.96 and 6,298.94

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Solution

The fourth proportional to 18,147.35, 27,218.96 and 6,298.94 is: 9,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147.35 : 27,218.96 = 6,298.94 : x
  2. Step 2: Convert to fraction form
    18,147.35/27,218.96 = 6,298.94/x
  3. Step 3: Cross multiply
    18,147.35x = 27,218.96 × 6,298.94
  4. Step 4: Simplify right side
    18,147.35x = 171,450,428.31
  5. Step 5: Solve for x
    x = 171,450,428.31/18,147.35
  6. Step 6: Final answer
    x = 9,447.69

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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.