Home / 18,272.39-27,408.58-6,582.87

Finding the Fourth Proportional to 18,272.39, 27,408.58 and 6,582.87

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Solution

The fourth proportional to 18,272.39, 27,408.58 and 6,582.87 is: 9,874.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,272.39 : 27,408.58 = 6,582.87 : x
  2. Step 2: Convert to fraction form
    18,272.39/27,408.58 = 6,582.87/x
  3. Step 3: Cross multiply
    18,272.39x = 27,408.58 × 6,582.87
  4. Step 4: Simplify right side
    18,272.39x = 180,427,102.57
  5. Step 5: Solve for x
    x = 180,427,102.57/18,272.39
  6. Step 6: Final answer
    x = 9,874.31

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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.