Home / 27,863.70-41,760.99-13,808.58

Finding the Fourth Proportional to 27,863.70, 41,760.99 and 13,808.58

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Solution

The fourth proportional to 27,863.70, 41,760.99 and 13,808.58 is: 20,695.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,863.70 : 41,760.99 = 13,808.58 : x
  2. Step 2: Convert to fraction form
    27,863.70/41,760.99 = 13,808.58/x
  3. Step 3: Cross multiply
    27,863.70x = 41,760.99 × 13,808.58
  4. Step 4: Simplify right side
    27,863.70x = 576,659,971.29
  5. Step 5: Solve for x
    x = 576,659,971.29/27,863.70
  6. Step 6: Final answer
    x = 20,695.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.