Home / 27,945.82-38,565.12-16,008.58

Finding the Fourth Proportional to 27,945.82, 38,565.12 and 16,008.58

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Solution

The fourth proportional to 27,945.82, 38,565.12 and 16,008.58 is: 22,091.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,945.82 : 38,565.12 = 16,008.58 : x
  2. Step 2: Convert to fraction form
    27,945.82/38,565.12 = 16,008.58/x
  3. Step 3: Cross multiply
    27,945.82x = 38,565.12 × 16,008.58
  4. Step 4: Simplify right side
    27,945.82x = 617,372,808.73
  5. Step 5: Solve for x
    x = 617,372,808.73/27,945.82
  6. Step 6: Final answer
    x = 22,091.78

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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.