Home / 36,668.12-55,001.71-11,707.85

Finding the Fourth Proportional to 36,668.12, 55,001.71 and 11,707.85

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Solution

The fourth proportional to 36,668.12, 55,001.71 and 11,707.85 is: 17,561.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,668.12 : 55,001.71 = 11,707.85 : x
  2. Step 2: Convert to fraction form
    36,668.12/55,001.71 = 11,707.85/x
  3. Step 3: Cross multiply
    36,668.12x = 55,001.71 × 11,707.85
  4. Step 4: Simplify right side
    36,668.12x = 643,951,784.33
  5. Step 5: Solve for x
    x = 643,951,784.33/36,668.12
  6. Step 6: Final answer
    x = 17,561.63

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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.