Home / 11,922.13-17,889.68-5,001.49

Finding the Fourth Proportional to 11,922.13, 17,889.68 and 5,001.49

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Solution

The fourth proportional to 11,922.13, 17,889.68 and 5,001.49 is: 7,504.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922.13 : 17,889.68 = 5,001.49 : x
  2. Step 2: Convert to fraction form
    11,922.13/17,889.68 = 5,001.49/x
  3. Step 3: Cross multiply
    11,922.13x = 17,889.68 × 5,001.49
  4. Step 4: Simplify right side
    11,922.13x = 89,475,055.62
  5. Step 5: Solve for x
    x = 89,475,055.62/11,922.13
  6. Step 6: Final answer
    x = 7,504.96

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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.