Home / 22,272.90-33,410.34-12,404.70

Finding the Fourth Proportional to 22,272.90, 33,410.34 and 12,404.70

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Solution

The fourth proportional to 22,272.90, 33,410.34 and 12,404.70 is: 18,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,272.90 : 33,410.34 = 12,404.70 : x
  2. Step 2: Convert to fraction form
    22,272.90/33,410.34 = 12,404.70/x
  3. Step 3: Cross multiply
    22,272.90x = 33,410.34 × 12,404.70
  4. Step 4: Simplify right side
    22,272.90x = 414,445,244.60
  5. Step 5: Solve for x
    x = 414,445,244.60/22,272.90
  6. Step 6: Final answer
    x = 18,607.60

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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.