Home / 27,671.22-38,186.89-15,095.96

Finding the Fourth Proportional to 27,671.22, 38,186.89 and 15,095.96

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Solution

The fourth proportional to 27,671.22, 38,186.89 and 15,095.96 is: 20,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,671.22 : 38,186.89 = 15,095.96 : x
  2. Step 2: Convert to fraction form
    27,671.22/38,186.89 = 15,095.96/x
  3. Step 3: Cross multiply
    27,671.22x = 38,186.89 × 15,095.96
  4. Step 4: Simplify right side
    27,671.22x = 576,467,763.96
  5. Step 5: Solve for x
    x = 576,467,763.96/27,671.22
  6. Step 6: Final answer
    x = 20,832.76

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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.