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Finding the Fourth Proportional to 33,441.40, 50,162.10 and 13,713.40

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Solution

The fourth proportional to 33,441.40, 50,162.10 and 13,713.40 is: 20,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,441.40 : 50,162.10 = 13,713.40 : x
  2. Step 2: Convert to fraction form
    33,441.40/50,162.10 = 13,713.40/x
  3. Step 3: Cross multiply
    33,441.40x = 50,162.10 × 13,713.40
  4. Step 4: Simplify right side
    33,441.40x = 687,892,942.14
  5. Step 5: Solve for x
    x = 687,892,942.14/33,441.40
  6. Step 6: Final answer
    x = 20,570.10

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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.