Home / 16,934.90-23,367.85-9,379.37

Finding the Fourth Proportional to 16,934.90, 23,367.85 and 9,379.37

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Solution

The fourth proportional to 16,934.90, 23,367.85 and 9,379.37 is: 12,942.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.90 : 23,367.85 = 9,379.37 : x
  2. Step 2: Convert to fraction form
    16,934.90/23,367.85 = 9,379.37/x
  3. Step 3: Cross multiply
    16,934.90x = 23,367.85 × 9,379.37
  4. Step 4: Simplify right side
    16,934.90x = 219,175,547.52
  5. Step 5: Solve for x
    x = 219,175,547.52/16,934.90
  6. Step 6: Final answer
    x = 12,942.24

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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.