Home / 22,004.57-32,928-19,053.20

Finding the Fourth Proportional to 22,004.57, 32,928 and 19,053.20

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Solution

The fourth proportional to 22,004.57, 32,928 and 19,053.20 is: 28,511.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,004.57 : 32,928 = 19,053.20 : x
  2. Step 2: Convert to fraction form
    22,004.57/32,928 = 19,053.20/x
  3. Step 3: Cross multiply
    22,004.57x = 32,928 × 19,053.20
  4. Step 4: Simplify right side
    22,004.57x = 627,383,604.96
  5. Step 5: Solve for x
    x = 627,383,604.96/22,004.57
  6. Step 6: Final answer
    x = 28,511.52

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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.