Home / 36,404.74-54,616.49-19,760.45

Finding the Fourth Proportional to 36,404.74, 54,616.49 and 19,760.45

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Solution

The fourth proportional to 36,404.74, 54,616.49 and 19,760.45 is: 29,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,404.74 : 54,616.49 = 19,760.45 : x
  2. Step 2: Convert to fraction form
    36,404.74/54,616.49 = 19,760.45/x
  3. Step 3: Cross multiply
    36,404.74x = 54,616.49 × 19,760.45
  4. Step 4: Simplify right side
    36,404.74x = 1,079,246,321.02
  5. Step 5: Solve for x
    x = 1,079,246,321.02/36,404.74
  6. Step 6: Final answer
    x = 29,645.77

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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.