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Finding the Fourth Proportional to 33,223.60, 49,810.60 and 20,073.20

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Solution

The fourth proportional to 33,223.60, 49,810.60 and 20,073.20 is: 30,094.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,223.60 : 49,810.60 = 20,073.20 : x
  2. Step 2: Convert to fraction form
    33,223.60/49,810.60 = 20,073.20/x
  3. Step 3: Cross multiply
    33,223.60x = 49,810.60 × 20,073.20
  4. Step 4: Simplify right side
    33,223.60x = 999,858,135.92
  5. Step 5: Solve for x
    x = 999,858,135.92/33,223.60
  6. Step 6: Final answer
    x = 30,094.82

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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.