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Finding the Fourth Proportional to 22,290.71, 33,403.26 and 9,799.29

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Solution

The fourth proportional to 22,290.71, 33,403.26 and 9,799.29 is: 14,684.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,290.71 : 33,403.26 = 9,799.29 : x
  2. Step 2: Convert to fraction form
    22,290.71/33,403.26 = 9,799.29/x
  3. Step 3: Cross multiply
    22,290.71x = 33,403.26 × 9,799.29
  4. Step 4: Simplify right side
    22,290.71x = 327,328,231.69
  5. Step 5: Solve for x
    x = 327,328,231.69/22,290.71
  6. Step 6: Final answer
    x = 14,684.52

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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.