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Finding the Fourth Proportional to 33,347.01, 50,002.06 and 13,639.41

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Solution

The fourth proportional to 33,347.01, 50,002.06 and 13,639.41 is: 20,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,347.01 : 50,002.06 = 13,639.41 : x
  2. Step 2: Convert to fraction form
    33,347.01/50,002.06 = 13,639.41/x
  3. Step 3: Cross multiply
    33,347.01x = 50,002.06 × 13,639.41
  4. Step 4: Simplify right side
    33,347.01x = 681,998,528.99
  5. Step 5: Solve for x
    x = 681,998,528.99/33,347.01
  6. Step 6: Final answer
    x = 20,451.56

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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.