Home / 27,736.38-38,277.72-16,412.58

Finding the Fourth Proportional to 27,736.38, 38,277.72 and 16,412.58

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Solution

The fourth proportional to 27,736.38, 38,277.72 and 16,412.58 is: 22,650.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736.38 : 38,277.72 = 16,412.58 : x
  2. Step 2: Convert to fraction form
    27,736.38/38,277.72 = 16,412.58/x
  3. Step 3: Cross multiply
    27,736.38x = 38,277.72 × 16,412.58
  4. Step 4: Simplify right side
    27,736.38x = 628,236,141.72
  5. Step 5: Solve for x
    x = 628,236,141.72/27,736.38
  6. Step 6: Final answer
    x = 22,650.26

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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.