Home / 22,122.45-33,184.62-7,332.66

Finding the Fourth Proportional to 22,122.45, 33,184.62 and 7,332.66

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Solution

The fourth proportional to 22,122.45, 33,184.62 and 7,332.66 is: 10,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,122.45 : 33,184.62 = 7,332.66 : x
  2. Step 2: Convert to fraction form
    22,122.45/33,184.62 = 7,332.66/x
  3. Step 3: Cross multiply
    22,122.45x = 33,184.62 × 7,332.66
  4. Step 4: Simplify right side
    22,122.45x = 243,331,535.69
  5. Step 5: Solve for x
    x = 243,331,535.69/22,122.45
  6. Step 6: Final answer
    x = 10,999.30

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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.