Home / 18,095.14-27,142.77-6,408.70

Finding the Fourth Proportional to 18,095.14, 27,142.77 and 6,408.70

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Solution

The fourth proportional to 18,095.14, 27,142.77 and 6,408.70 is: 9,613.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,095.14 : 27,142.77 = 6,408.70 : x
  2. Step 2: Convert to fraction form
    18,095.14/27,142.77 = 6,408.70/x
  3. Step 3: Cross multiply
    18,095.14x = 27,142.77 × 6,408.70
  4. Step 4: Simplify right side
    18,095.14x = 173,949,870.10
  5. Step 5: Solve for x
    x = 173,949,870.10/18,095.14
  6. Step 6: Final answer
    x = 9,613.07

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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.