Home / 16,378.74-24,571.62-5,286.06

Finding the Fourth Proportional to 16,378.74, 24,571.62 and 5,286.06

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Solution

The fourth proportional to 16,378.74, 24,571.62 and 5,286.06 is: 7,930.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.74 : 24,571.62 = 5,286.06 : x
  2. Step 2: Convert to fraction form
    16,378.74/24,571.62 = 5,286.06/x
  3. Step 3: Cross multiply
    16,378.74x = 24,571.62 × 5,286.06
  4. Step 4: Simplify right side
    16,378.74x = 129,887,057.62
  5. Step 5: Solve for x
    x = 129,887,057.62/16,378.74
  6. Step 6: Final answer
    x = 7,930.22

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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.