Home / 14,150.44-21,207.06-7,910.20

Finding the Fourth Proportional to 14,150.44, 21,207.06 and 7,910.20

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Solution

The fourth proportional to 14,150.44, 21,207.06 and 7,910.20 is: 11,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150.44 : 21,207.06 = 7,910.20 : x
  2. Step 2: Convert to fraction form
    14,150.44/21,207.06 = 7,910.20/x
  3. Step 3: Cross multiply
    14,150.44x = 21,207.06 × 7,910.20
  4. Step 4: Simplify right side
    14,150.44x = 167,752,086.01
  5. Step 5: Solve for x
    x = 167,752,086.01/14,150.44
  6. Step 6: Final answer
    x = 11,854.90

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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.