Home / 20,366.64-30,524.40-11,006.24

Finding the Fourth Proportional to 20,366.64, 30,524.40 and 11,006.24

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Solution

The fourth proportional to 20,366.64, 30,524.40 and 11,006.24 is: 16,495.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,366.64 : 30,524.40 = 11,006.24 : x
  2. Step 2: Convert to fraction form
    20,366.64/30,524.40 = 11,006.24/x
  3. Step 3: Cross multiply
    20,366.64x = 30,524.40 × 11,006.24
  4. Step 4: Simplify right side
    20,366.64x = 335,958,872.26
  5. Step 5: Solve for x
    x = 335,958,872.26/20,366.64
  6. Step 6: Final answer
    x = 16,495.55

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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.