Home / 22,755.88-31,383.48-14,795.20

Finding the Fourth Proportional to 22,755.88, 31,383.48 and 14,795.20

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Solution

The fourth proportional to 22,755.88, 31,383.48 and 14,795.20 is: 20,404.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,755.88 : 31,383.48 = 14,795.20 : x
  2. Step 2: Convert to fraction form
    22,755.88/31,383.48 = 14,795.20/x
  3. Step 3: Cross multiply
    22,755.88x = 31,383.48 × 14,795.20
  4. Step 4: Simplify right side
    22,755.88x = 464,324,863.30
  5. Step 5: Solve for x
    x = 464,324,863.30/22,755.88
  6. Step 6: Final answer
    x = 20,404.61

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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.