Home / 22,134.40-33,201.60-19,628.80

Finding the Fourth Proportional to 22,134.40, 33,201.60 and 19,628.80

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Solution

The fourth proportional to 22,134.40, 33,201.60 and 19,628.80 is: 29,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,134.40 : 33,201.60 = 19,628.80 : x
  2. Step 2: Convert to fraction form
    22,134.40/33,201.60 = 19,628.80/x
  3. Step 3: Cross multiply
    22,134.40x = 33,201.60 × 19,628.80
  4. Step 4: Simplify right side
    22,134.40x = 651,707,566.08
  5. Step 5: Solve for x
    x = 651,707,566.08/22,134.40
  6. Step 6: Final answer
    x = 29,443.20

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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.