Home / 21,907.80-32,859.27-6,325.43

Finding the Fourth Proportional to 21,907.80, 32,859.27 and 6,325.43

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Solution

The fourth proportional to 21,907.80, 32,859.27 and 6,325.43 is: 9,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,907.80 : 32,859.27 = 6,325.43 : x
  2. Step 2: Convert to fraction form
    21,907.80/32,859.27 = 6,325.43/x
  3. Step 3: Cross multiply
    21,907.80x = 32,859.27 × 6,325.43
  4. Step 4: Simplify right side
    21,907.80x = 207,848,847.94
  5. Step 5: Solve for x
    x = 207,848,847.94/21,907.80
  6. Step 6: Final answer
    x = 9,487.44

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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.