Home / 22,161.81-33,223.28-9,025.23

Finding the Fourth Proportional to 22,161.81, 33,223.28 and 9,025.23

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Solution

The fourth proportional to 22,161.81, 33,223.28 and 9,025.23 is: 13,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.81 : 33,223.28 = 9,025.23 : x
  2. Step 2: Convert to fraction form
    22,161.81/33,223.28 = 9,025.23/x
  3. Step 3: Cross multiply
    22,161.81x = 33,223.28 × 9,025.23
  4. Step 4: Simplify right side
    22,161.81x = 299,847,698.23
  5. Step 5: Solve for x
    x = 299,847,698.23/22,161.81
  6. Step 6: Final answer
    x = 13,529.93

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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.