Home / 16,553.95-22,844.89-9,000.79

Finding the Fourth Proportional to 16,553.95, 22,844.89 and 9,000.79

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Solution

The fourth proportional to 16,553.95, 22,844.89 and 9,000.79 is: 12,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,553.95 : 22,844.89 = 9,000.79 : x
  2. Step 2: Convert to fraction form
    16,553.95/22,844.89 = 9,000.79/x
  3. Step 3: Cross multiply
    16,553.95x = 22,844.89 × 9,000.79
  4. Step 4: Simplify right side
    16,553.95x = 205,621,977.85
  5. Step 5: Solve for x
    x = 205,621,977.85/16,553.95
  6. Step 6: Final answer
    x = 12,421.33

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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.