Home / 12,272.16-18,408.11-5,246.22

Finding the Fourth Proportional to 12,272.16, 18,408.11 and 5,246.22

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Solution

The fourth proportional to 12,272.16, 18,408.11 and 5,246.22 is: 7,869.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272.16 : 18,408.11 = 5,246.22 : x
  2. Step 2: Convert to fraction form
    12,272.16/18,408.11 = 5,246.22/x
  3. Step 3: Cross multiply
    12,272.16x = 18,408.11 × 5,246.22
  4. Step 4: Simplify right side
    12,272.16x = 96,572,963.61
  5. Step 5: Solve for x
    x = 96,572,963.61/12,272.16
  6. Step 6: Final answer
    x = 7,869.27

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Double scale
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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.