Home / 16,418.20-24,620.10-6,554.20

Finding the Fourth Proportional to 16,418.20, 24,620.10 and 6,554.20

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Solution

The fourth proportional to 16,418.20, 24,620.10 and 6,554.20 is: 9,828.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,418.20 : 24,620.10 = 6,554.20 : x
  2. Step 2: Convert to fraction form
    16,418.20/24,620.10 = 6,554.20/x
  3. Step 3: Cross multiply
    16,418.20x = 24,620.10 × 6,554.20
  4. Step 4: Simplify right side
    16,418.20x = 161,365,059.42
  5. Step 5: Solve for x
    x = 161,365,059.42/16,418.20
  6. Step 6: Final answer
    x = 9,828.43

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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.