Home / 33,555.29-50,330.05-15,781.77

Finding the Fourth Proportional to 33,555.29, 50,330.05 and 15,781.77

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Solution

The fourth proportional to 33,555.29, 50,330.05 and 15,781.77 is: 23,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,555.29 : 50,330.05 = 15,781.77 : x
  2. Step 2: Convert to fraction form
    33,555.29/50,330.05 = 15,781.77/x
  3. Step 3: Cross multiply
    33,555.29x = 50,330.05 × 15,781.77
  4. Step 4: Simplify right side
    33,555.29x = 794,297,105.38
  5. Step 5: Solve for x
    x = 794,297,105.38/33,555.29
  6. Step 6: Final answer
    x = 23,671.30

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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.