Home / 27,942.13-41,922.77-13,151.84

Finding the Fourth Proportional to 27,942.13, 41,922.77 and 13,151.84

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Solution

The fourth proportional to 27,942.13, 41,922.77 and 13,151.84 is: 19,732.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.13 : 41,922.77 = 13,151.84 : x
  2. Step 2: Convert to fraction form
    27,942.13/41,922.77 = 13,151.84/x
  3. Step 3: Cross multiply
    27,942.13x = 41,922.77 × 13,151.84
  4. Step 4: Simplify right side
    27,942.13x = 551,361,288.02
  5. Step 5: Solve for x
    x = 551,361,288.02/27,942.13
  6. Step 6: Final answer
    x = 19,732.26

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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.