Home / 16,218.90-24,337.89-6,858.27

Finding the Fourth Proportional to 16,218.90, 24,337.89 and 6,858.27

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Solution

The fourth proportional to 16,218.90, 24,337.89 and 6,858.27 is: 10,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218.90 : 24,337.89 = 6,858.27 : x
  2. Step 2: Convert to fraction form
    16,218.90/24,337.89 = 6,858.27/x
  3. Step 3: Cross multiply
    16,218.90x = 24,337.89 × 6,858.27
  4. Step 4: Simplify right side
    16,218.90x = 166,915,820.85
  5. Step 5: Solve for x
    x = 166,915,820.85/16,218.90
  6. Step 6: Final answer
    x = 10,291.44

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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.