Home / 22,114.70-30,518.86-12,043.56

Finding the Fourth Proportional to 22,114.70, 30,518.86 and 12,043.56

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Solution

The fourth proportional to 22,114.70, 30,518.86 and 12,043.56 is: 16,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,114.70 : 30,518.86 = 12,043.56 : x
  2. Step 2: Convert to fraction form
    22,114.70/30,518.86 = 12,043.56/x
  3. Step 3: Cross multiply
    22,114.70x = 30,518.86 × 12,043.56
  4. Step 4: Simplify right side
    22,114.70x = 367,555,721.54
  5. Step 5: Solve for x
    x = 367,555,721.54/22,114.70
  6. Step 6: Final answer
    x = 16,620.43

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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.