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Finding the Fourth Proportional to 36,550.72, 54,827.12 and 11,590.88

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Solution

The fourth proportional to 36,550.72, 54,827.12 and 11,590.88 is: 17,386.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,550.72 : 54,827.12 = 11,590.88 : x
  2. Step 2: Convert to fraction form
    36,550.72/54,827.12 = 11,590.88/x
  3. Step 3: Cross multiply
    36,550.72x = 54,827.12 × 11,590.88
  4. Step 4: Simplify right side
    36,550.72x = 635,494,568.67
  5. Step 5: Solve for x
    x = 635,494,568.67/36,550.72
  6. Step 6: Final answer
    x = 17,386.65

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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.