Home / 22,197.58-30,633.57-12,766.14

Finding the Fourth Proportional to 22,197.58, 30,633.57 and 12,766.14

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Solution

The fourth proportional to 22,197.58, 30,633.57 and 12,766.14 is: 17,617.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,197.58 : 30,633.57 = 12,766.14 : x
  2. Step 2: Convert to fraction form
    22,197.58/30,633.57 = 12,766.14/x
  3. Step 3: Cross multiply
    22,197.58x = 30,633.57 × 12,766.14
  4. Step 4: Simplify right side
    22,197.58x = 391,072,443.32
  5. Step 5: Solve for x
    x = 391,072,443.32/22,197.58
  6. Step 6: Final answer
    x = 17,617.80

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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.