Home / 36,557.97-54,857.45-19,919.16

Finding the Fourth Proportional to 36,557.97, 54,857.45 and 19,919.16

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Solution

The fourth proportional to 36,557.97, 54,857.45 and 19,919.16 is: 29,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.97 : 54,857.45 = 19,919.16 : x
  2. Step 2: Convert to fraction form
    36,557.97/54,857.45 = 19,919.16/x
  3. Step 3: Cross multiply
    36,557.97x = 54,857.45 × 19,919.16
  4. Step 4: Simplify right side
    36,557.97x = 1,092,714,224.15
  5. Step 5: Solve for x
    x = 1,092,714,224.15/36,557.97
  6. Step 6: Final answer
    x = 29,889.90

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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.