Home / 22,260.32-33,390.42-7,469.28

Finding the Fourth Proportional to 22,260.32, 33,390.42 and 7,469.28

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Solution

The fourth proportional to 22,260.32, 33,390.42 and 7,469.28 is: 11,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,260.32 : 33,390.42 = 7,469.28 : x
  2. Step 2: Convert to fraction form
    22,260.32/33,390.42 = 7,469.28/x
  3. Step 3: Cross multiply
    22,260.32x = 33,390.42 × 7,469.28
  4. Step 4: Simplify right side
    22,260.32x = 249,402,396.30
  5. Step 5: Solve for x
    x = 249,402,396.30/22,260.32
  6. Step 6: Final answer
    x = 11,203.90

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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.