Home / 22,329.90-30,816.38-12,258.26

Finding the Fourth Proportional to 22,329.90, 30,816.38 and 12,258.26

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Solution

The fourth proportional to 22,329.90, 30,816.38 and 12,258.26 is: 16,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,329.90 : 30,816.38 = 12,258.26 : x
  2. Step 2: Convert to fraction form
    22,329.90/30,816.38 = 12,258.26/x
  3. Step 3: Cross multiply
    22,329.90x = 30,816.38 × 12,258.26
  4. Step 4: Simplify right side
    22,329.90x = 377,755,198.30
  5. Step 5: Solve for x
    x = 377,755,198.30/22,329.90
  6. Step 6: Final answer
    x = 16,917.01

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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.