Home / 26,588.76-36,658.41-21,791.04

Finding the Fourth Proportional to 26,588.76, 36,658.41 and 21,791.04

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Solution

The fourth proportional to 26,588.76, 36,658.41 and 21,791.04 is: 30,043.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,588.76 : 36,658.41 = 21,791.04 : x
  2. Step 2: Convert to fraction form
    26,588.76/36,658.41 = 21,791.04/x
  3. Step 3: Cross multiply
    26,588.76x = 36,658.41 × 21,791.04
  4. Step 4: Simplify right side
    26,588.76x = 798,824,878.65
  5. Step 5: Solve for x
    x = 798,824,878.65/26,588.76
  6. Step 6: Final answer
    x = 30,043.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.