Home / 16,721.87-25,086.66-5,628.27

Finding the Fourth Proportional to 16,721.87, 25,086.66 and 5,628.27

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Solution

The fourth proportional to 16,721.87, 25,086.66 and 5,628.27 is: 8,443.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721.87 : 25,086.66 = 5,628.27 : x
  2. Step 2: Convert to fraction form
    16,721.87/25,086.66 = 5,628.27/x
  3. Step 3: Cross multiply
    16,721.87x = 25,086.66 × 5,628.27
  4. Step 4: Simplify right side
    16,721.87x = 141,194,495.88
  5. Step 5: Solve for x
    x = 141,194,495.88/16,721.87
  6. Step 6: Final answer
    x = 8,443.70

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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.