Home / 36,691.23-55,009.91-11,716.91

Finding the Fourth Proportional to 36,691.23, 55,009.91 and 11,716.91

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Solution

The fourth proportional to 36,691.23, 55,009.91 and 11,716.91 is: 17,566.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,691.23 : 55,009.91 = 11,716.91 : x
  2. Step 2: Convert to fraction form
    36,691.23/55,009.91 = 11,716.91/x
  3. Step 3: Cross multiply
    36,691.23x = 55,009.91 × 11,716.91
  4. Step 4: Simplify right side
    36,691.23x = 644,545,830.94
  5. Step 5: Solve for x
    x = 644,545,830.94/36,691.23
  6. Step 6: Final answer
    x = 17,566.75

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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.