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Finding the Fourth Proportional to 22,489.62, 33,739.90 and 6,907.26

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Solution

The fourth proportional to 22,489.62, 33,739.90 and 6,907.26 is: 10,362.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,489.62 : 33,739.90 = 6,907.26 : x
  2. Step 2: Convert to fraction form
    22,489.62/33,739.90 = 6,907.26/x
  3. Step 3: Cross multiply
    22,489.62x = 33,739.90 × 6,907.26
  4. Step 4: Simplify right side
    22,489.62x = 233,050,261.67
  5. Step 5: Solve for x
    x = 233,050,261.67/22,489.62
  6. Step 6: Final answer
    x = 10,362.57

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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.