Home / 22,743.33-31,158.48-21,891.08

Finding the Fourth Proportional to 22,743.33, 31,158.48 and 21,891.08

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Solution

The fourth proportional to 22,743.33, 31,158.48 and 21,891.08 is: 29,990.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,743.33 : 31,158.48 = 21,891.08 : x
  2. Step 2: Convert to fraction form
    22,743.33/31,158.48 = 21,891.08/x
  3. Step 3: Cross multiply
    22,743.33x = 31,158.48 × 21,891.08
  4. Step 4: Simplify right side
    22,743.33x = 682,092,778.36
  5. Step 5: Solve for x
    x = 682,092,778.36/22,743.33
  6. Step 6: Final answer
    x = 29,990.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.