Home / 16,553.87-22,844.79-9,000.71

Finding the Fourth Proportional to 16,553.87, 22,844.79 and 9,000.71

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Solution

The fourth proportional to 16,553.87, 22,844.79 and 9,000.71 is: 12,421.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,553.87 : 22,844.79 = 9,000.71 : x
  2. Step 2: Convert to fraction form
    16,553.87/22,844.79 = 9,000.71/x
  3. Step 3: Cross multiply
    16,553.87x = 22,844.79 × 9,000.71
  4. Step 4: Simplify right side
    16,553.87x = 205,619,392.11
  5. Step 5: Solve for x
    x = 205,619,392.11/16,553.87
  6. Step 6: Final answer
    x = 12,421.23

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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.