Home / 36,781.99-55,149.24-15,735.76

Finding the Fourth Proportional to 36,781.99, 55,149.24 and 15,735.76

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Solution

The fourth proportional to 36,781.99, 55,149.24 and 15,735.76 is: 23,593.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,781.99 : 55,149.24 = 15,735.76 : x
  2. Step 2: Convert to fraction form
    36,781.99/55,149.24 = 15,735.76/x
  3. Step 3: Cross multiply
    36,781.99x = 55,149.24 × 15,735.76
  4. Step 4: Simplify right side
    36,781.99x = 867,815,204.82
  5. Step 5: Solve for x
    x = 867,815,204.82/36,781.99
  6. Step 6: Final answer
    x = 23,593.48

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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.