Home / 16,909.85-23,336.43-10,197.65

Finding the Fourth Proportional to 16,909.85, 23,336.43 and 10,197.65

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Solution

The fourth proportional to 16,909.85, 23,336.43 and 10,197.65 is: 14,073.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.85 : 23,336.43 = 10,197.65 : x
  2. Step 2: Convert to fraction form
    16,909.85/23,336.43 = 10,197.65/x
  3. Step 3: Cross multiply
    16,909.85x = 23,336.43 × 10,197.65
  4. Step 4: Simplify right side
    16,909.85x = 237,976,745.39
  5. Step 5: Solve for x
    x = 237,976,745.39/16,909.85
  6. Step 6: Final answer
    x = 14,073.26

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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.