Home / 22,216.20-33,397.20-19,008.60

Finding the Fourth Proportional to 22,216.20, 33,397.20 and 19,008.60

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Solution

The fourth proportional to 22,216.20, 33,397.20 and 19,008.60 is: 28,575.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,216.20 : 33,397.20 = 19,008.60 : x
  2. Step 2: Convert to fraction form
    22,216.20/33,397.20 = 19,008.60/x
  3. Step 3: Cross multiply
    22,216.20x = 33,397.20 × 19,008.60
  4. Step 4: Simplify right side
    22,216.20x = 634,834,015.92
  5. Step 5: Solve for x
    x = 634,834,015.92/22,216.20
  6. Step 6: Final answer
    x = 28,575.27

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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.