Home / 33,673.89-50,510.83-18,690.20

Finding the Fourth Proportional to 33,673.89, 50,510.83 and 18,690.20

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Solution

The fourth proportional to 33,673.89, 50,510.83 and 18,690.20 is: 28,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,673.89 : 50,510.83 = 18,690.20 : x
  2. Step 2: Convert to fraction form
    33,673.89/50,510.83 = 18,690.20/x
  3. Step 3: Cross multiply
    33,673.89x = 50,510.83 × 18,690.20
  4. Step 4: Simplify right side
    33,673.89x = 944,057,514.87
  5. Step 5: Solve for x
    x = 944,057,514.87/33,673.89
  6. Step 6: Final answer
    x = 28,035.30

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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.