Home / 20,046.61-27,663.90-11,093.58

Finding the Fourth Proportional to 20,046.61, 27,663.90 and 11,093.58

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Solution

The fourth proportional to 20,046.61, 27,663.90 and 11,093.58 is: 15,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.61 : 27,663.90 = 11,093.58 : x
  2. Step 2: Convert to fraction form
    20,046.61/27,663.90 = 11,093.58/x
  3. Step 3: Cross multiply
    20,046.61x = 27,663.90 × 11,093.58
  4. Step 4: Simplify right side
    20,046.61x = 306,891,549.44
  5. Step 5: Solve for x
    x = 306,891,549.44/20,046.61
  6. Step 6: Final answer
    x = 15,308.90

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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.