Home / 33,521.40-50,282.10-13,793.40

Finding the Fourth Proportional to 33,521.40, 50,282.10 and 13,793.40

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Solution

The fourth proportional to 33,521.40, 50,282.10 and 13,793.40 is: 20,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,521.40 : 50,282.10 = 13,793.40 : x
  2. Step 2: Convert to fraction form
    33,521.40/50,282.10 = 13,793.40/x
  3. Step 3: Cross multiply
    33,521.40x = 50,282.10 × 13,793.40
  4. Step 4: Simplify right side
    33,521.40x = 693,561,118.14
  5. Step 5: Solve for x
    x = 693,561,118.14/33,521.40
  6. Step 6: Final answer
    x = 20,690.10

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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.