Home / 22,284.54-30,752.60-12,213.14

Finding the Fourth Proportional to 22,284.54, 30,752.60 and 12,213.14

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Solution

The fourth proportional to 22,284.54, 30,752.60 and 12,213.14 is: 16,854.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,284.54 : 30,752.60 = 12,213.14 : x
  2. Step 2: Convert to fraction form
    22,284.54/30,752.60 = 12,213.14/x
  3. Step 3: Cross multiply
    22,284.54x = 30,752.60 × 12,213.14
  4. Step 4: Simplify right side
    22,284.54x = 375,585,594.34
  5. Step 5: Solve for x
    x = 375,585,594.34/22,284.54
  6. Step 6: Final answer
    x = 16,854.09

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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.