Home / 22,321.17-30,801.47-12,249.59

Finding the Fourth Proportional to 22,321.17, 30,801.47 and 12,249.59

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Solution

The fourth proportional to 22,321.17, 30,801.47 and 12,249.59 is: 16,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,321.17 : 30,801.47 = 12,249.59 : x
  2. Step 2: Convert to fraction form
    22,321.17/30,801.47 = 12,249.59/x
  3. Step 3: Cross multiply
    22,321.17x = 30,801.47 × 12,249.59
  4. Step 4: Simplify right side
    22,321.17x = 377,305,163.64
  5. Step 5: Solve for x
    x = 377,305,163.64/22,321.17
  6. Step 6: Final answer
    x = 16,903.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.