Home / 22,224.90-33,339.35-6,429.70

Finding the Fourth Proportional to 22,224.90, 33,339.35 and 6,429.70

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Solution

The fourth proportional to 22,224.90, 33,339.35 and 6,429.70 is: 9,645.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,224.90 : 33,339.35 = 6,429.70 : x
  2. Step 2: Convert to fraction form
    22,224.90/33,339.35 = 6,429.70/x
  3. Step 3: Cross multiply
    22,224.90x = 33,339.35 × 6,429.70
  4. Step 4: Simplify right side
    22,224.90x = 214,361,951.42
  5. Step 5: Solve for x
    x = 214,361,951.42/22,224.90
  6. Step 6: Final answer
    x = 9,645.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.