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Finding the Fourth Proportional to 36,569.72, 54,843.22 and 13,193.12

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Solution

The fourth proportional to 36,569.72, 54,843.22 and 13,193.12 is: 19,785.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,569.72 : 54,843.22 = 13,193.12 : x
  2. Step 2: Convert to fraction form
    36,569.72/54,843.22 = 13,193.12/x
  3. Step 3: Cross multiply
    36,569.72x = 54,843.22 × 13,193.12
  4. Step 4: Simplify right side
    36,569.72x = 723,553,182.65
  5. Step 5: Solve for x
    x = 723,553,182.65/36,569.72
  6. Step 6: Final answer
    x = 19,785.58

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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.