Home / 16,934.65-23,367.50-9,379.12

Finding the Fourth Proportional to 16,934.65, 23,367.50 and 9,379.12

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Solution

The fourth proportional to 16,934.65, 23,367.50 and 9,379.12 is: 12,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.65 : 23,367.50 = 9,379.12 : x
  2. Step 2: Convert to fraction form
    16,934.65/23,367.50 = 9,379.12/x
  3. Step 3: Cross multiply
    16,934.65x = 23,367.50 × 9,379.12
  4. Step 4: Simplify right side
    16,934.65x = 219,166,469.76
  5. Step 5: Solve for x
    x = 219,166,469.76/16,934.65
  6. Step 6: Final answer
    x = 12,941.90

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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.