Home / 22,412.37-30,927.87-12,338.85

Finding the Fourth Proportional to 22,412.37, 30,927.87 and 12,338.85

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Solution

The fourth proportional to 22,412.37, 30,927.87 and 12,338.85 is: 17,026.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,412.37 : 30,927.87 = 12,338.85 : x
  2. Step 2: Convert to fraction form
    22,412.37/30,927.87 = 12,338.85/x
  3. Step 3: Cross multiply
    22,412.37x = 30,927.87 × 12,338.85
  4. Step 4: Simplify right side
    22,412.37x = 381,614,348.75
  5. Step 5: Solve for x
    x = 381,614,348.75/22,412.37
  6. Step 6: Final answer
    x = 17,026.95

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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.