Home / 27,983.26-38,601.58-19,471.91

Finding the Fourth Proportional to 27,983.26, 38,601.58 and 19,471.91

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Solution

The fourth proportional to 27,983.26, 38,601.58 and 19,471.91 is: 26,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,983.26 : 38,601.58 = 19,471.91 : x
  2. Step 2: Convert to fraction form
    27,983.26/38,601.58 = 19,471.91/x
  3. Step 3: Cross multiply
    27,983.26x = 38,601.58 × 19,471.91
  4. Step 4: Simplify right side
    27,983.26x = 751,646,394.26
  5. Step 5: Solve for x
    x = 751,646,394.26/27,983.26
  6. Step 6: Final answer
    x = 26,860.58

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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.