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Finding the Fourth Proportional to 33,728.40, 50,592.60 and 14,021.10

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Solution

The fourth proportional to 33,728.40, 50,592.60 and 14,021.10 is: 21,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,728.40 : 50,592.60 = 14,021.10 : x
  2. Step 2: Convert to fraction form
    33,728.40/50,592.60 = 14,021.10/x
  3. Step 3: Cross multiply
    33,728.40x = 50,592.60 × 14,021.10
  4. Step 4: Simplify right side
    33,728.40x = 709,363,903.86
  5. Step 5: Solve for x
    x = 709,363,903.86/33,728.40
  6. Step 6: Final answer
    x = 21,031.65

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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.