Home / 12,184.85-18,249.53-9,535.83

Finding the Fourth Proportional to 12,184.85, 18,249.53 and 9,535.83

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Solution

The fourth proportional to 12,184.85, 18,249.53 and 9,535.83 is: 14,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184.85 : 18,249.53 = 9,535.83 : x
  2. Step 2: Convert to fraction form
    12,184.85/18,249.53 = 9,535.83/x
  3. Step 3: Cross multiply
    12,184.85x = 18,249.53 × 9,535.83
  4. Step 4: Simplify right side
    12,184.85x = 174,024,367.98
  5. Step 5: Solve for x
    x = 174,024,367.98/12,184.85
  6. Step 6: Final answer
    x = 14,282.03

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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.