Home / 27,676.52-38,194.44-15,741.58

Finding the Fourth Proportional to 27,676.52, 38,194.44 and 15,741.58

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Solution

The fourth proportional to 27,676.52, 38,194.44 and 15,741.58 is: 21,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,676.52 : 38,194.44 = 15,741.58 : x
  2. Step 2: Convert to fraction form
    27,676.52/38,194.44 = 15,741.58/x
  3. Step 3: Cross multiply
    27,676.52x = 38,194.44 × 15,741.58
  4. Step 4: Simplify right side
    27,676.52x = 601,240,641.84
  5. Step 5: Solve for x
    x = 601,240,641.84/27,676.52
  6. Step 6: Final answer
    x = 21,723.85

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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.