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Finding the Fourth Proportional to 33,441.40, 50,154.90 and 14,721.40

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Solution

The fourth proportional to 33,441.40, 50,154.90 and 14,721.40 is: 22,078.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,441.40 : 50,154.90 = 14,721.40 : x
  2. Step 2: Convert to fraction form
    33,441.40/50,154.90 = 14,721.40/x
  3. Step 3: Cross multiply
    33,441.40x = 50,154.90 × 14,721.40
  4. Step 4: Simplify right side
    33,441.40x = 738,350,344.86
  5. Step 5: Solve for x
    x = 738,350,344.86/33,441.40
  6. Step 6: Final answer
    x = 22,078.93

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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.