Home / 16,753.56-25,169.46-15,807.78

Finding the Fourth Proportional to 16,753.56, 25,169.46 and 15,807.78

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Solution

The fourth proportional to 16,753.56, 25,169.46 and 15,807.78 is: 23,748.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,753.56 : 25,169.46 = 15,807.78 : x
  2. Step 2: Convert to fraction form
    16,753.56/25,169.46 = 15,807.78/x
  3. Step 3: Cross multiply
    16,753.56x = 25,169.46 × 15,807.78
  4. Step 4: Simplify right side
    16,753.56x = 397,873,286.40
  5. Step 5: Solve for x
    x = 397,873,286.40/16,753.56
  6. Step 6: Final answer
    x = 23,748.58

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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.