Home / 22,022.62-30,391.06-11,950.81

Finding the Fourth Proportional to 22,022.62, 30,391.06 and 11,950.81

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Solution

The fourth proportional to 22,022.62, 30,391.06 and 11,950.81 is: 16,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,022.62 : 30,391.06 = 11,950.81 : x
  2. Step 2: Convert to fraction form
    22,022.62/30,391.06 = 11,950.81/x
  3. Step 3: Cross multiply
    22,022.62x = 30,391.06 × 11,950.81
  4. Step 4: Simplify right side
    22,022.62x = 363,197,783.76
  5. Step 5: Solve for x
    x = 363,197,783.76/22,022.62
  6. Step 6: Final answer
    x = 16,492.03

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Half scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.