Home / 27,793.35-38,354.78-15,046.47

Finding the Fourth Proportional to 27,793.35, 38,354.78 and 15,046.47

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Solution

The fourth proportional to 27,793.35, 38,354.78 and 15,046.47 is: 20,764.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,793.35 : 38,354.78 = 15,046.47 : x
  2. Step 2: Convert to fraction form
    27,793.35/38,354.78 = 15,046.47/x
  3. Step 3: Cross multiply
    27,793.35x = 38,354.78 × 15,046.47
  4. Step 4: Simplify right side
    27,793.35x = 577,104,046.63
  5. Step 5: Solve for x
    x = 577,104,046.63/27,793.35
  6. Step 6: Final answer
    x = 20,764.11

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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.