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Finding the Fourth Proportional to 22,729.86, 33,975.11 and 19,744.65

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Solution

The fourth proportional to 22,729.86, 33,975.11 and 19,744.65 is: 29,513.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,729.86 : 33,975.11 = 19,744.65 : x
  2. Step 2: Convert to fraction form
    22,729.86/33,975.11 = 19,744.65/x
  3. Step 3: Cross multiply
    22,729.86x = 33,975.11 × 19,744.65
  4. Step 4: Simplify right side
    22,729.86x = 670,826,705.02
  5. Step 5: Solve for x
    x = 670,826,705.02/22,729.86
  6. Step 6: Final answer
    x = 29,513.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.