Home / 33,423.60-50,119.20-18,616.80

Finding the Fourth Proportional to 33,423.60, 50,119.20 and 18,616.80

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Solution

The fourth proportional to 33,423.60, 50,119.20 and 18,616.80 is: 27,916.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,423.60 : 50,119.20 = 18,616.80 : x
  2. Step 2: Convert to fraction form
    33,423.60/50,119.20 = 18,616.80/x
  3. Step 3: Cross multiply
    33,423.60x = 50,119.20 × 18,616.80
  4. Step 4: Simplify right side
    33,423.60x = 933,059,122.56
  5. Step 5: Solve for x
    x = 933,059,122.56/33,423.60
  6. Step 6: Final answer
    x = 27,916.18

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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.