Home / 23,320.90-32,193.62-13,757.55

Finding the Fourth Proportional to 23,320.90, 32,193.62 and 13,757.55

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Solution

The fourth proportional to 23,320.90, 32,193.62 and 13,757.55 is: 18,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,320.90 : 32,193.62 = 13,757.55 : x
  2. Step 2: Convert to fraction form
    23,320.90/32,193.62 = 13,757.55/x
  3. Step 3: Cross multiply
    23,320.90x = 32,193.62 × 13,757.55
  4. Step 4: Simplify right side
    23,320.90x = 442,905,336.83
  5. Step 5: Solve for x
    x = 442,905,336.83/23,320.90
  6. Step 6: Final answer
    x = 18,991.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.