Home / 18,246.08-27,369.12-10,449.44

Finding the Fourth Proportional to 18,246.08, 27,369.12 and 10,449.44

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Solution

The fourth proportional to 18,246.08, 27,369.12 and 10,449.44 is: 15,674.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.08 : 27,369.12 = 10,449.44 : x
  2. Step 2: Convert to fraction form
    18,246.08/27,369.12 = 10,449.44/x
  3. Step 3: Cross multiply
    18,246.08x = 27,369.12 × 10,449.44
  4. Step 4: Simplify right side
    18,246.08x = 285,991,977.29
  5. Step 5: Solve for x
    x = 285,991,977.29/18,246.08
  6. Step 6: Final answer
    x = 15,674.16

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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.