Home / 20,054.52-27,671.31-11,101.59

Finding the Fourth Proportional to 20,054.52, 27,671.31 and 11,101.59

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Solution

The fourth proportional to 20,054.52, 27,671.31 and 11,101.59 is: 15,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.52 : 27,671.31 = 11,101.59 : x
  2. Step 2: Convert to fraction form
    20,054.52/27,671.31 = 11,101.59/x
  3. Step 3: Cross multiply
    20,054.52x = 27,671.31 × 11,101.59
  4. Step 4: Simplify right side
    20,054.52x = 307,195,538.38
  5. Step 5: Solve for x
    x = 307,195,538.38/20,054.52
  6. Step 6: Final answer
    x = 15,318.02

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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.