Home / 16,186.85-22,339.55-9,474.65

Finding the Fourth Proportional to 16,186.85, 22,339.55 and 9,474.65

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Solution

The fourth proportional to 16,186.85, 22,339.55 and 9,474.65 is: 13,076.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186.85 : 22,339.55 = 9,474.65 : x
  2. Step 2: Convert to fraction form
    16,186.85/22,339.55 = 9,474.65/x
  3. Step 3: Cross multiply
    16,186.85x = 22,339.55 × 9,474.65
  4. Step 4: Simplify right side
    16,186.85x = 211,659,329.40
  5. Step 5: Solve for x
    x = 211,659,329.40/16,186.85
  6. Step 6: Final answer
    x = 13,076.01

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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.