Home / 16,934.18-23,368.92-9,380.49

Finding the Fourth Proportional to 16,934.18, 23,368.92 and 9,380.49

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Solution

The fourth proportional to 16,934.18, 23,368.92 and 9,380.49 is: 12,944.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.18 : 23,368.92 = 9,380.49 : x
  2. Step 2: Convert to fraction form
    16,934.18/23,368.92 = 9,380.49/x
  3. Step 3: Cross multiply
    16,934.18x = 23,368.92 × 9,380.49
  4. Step 4: Simplify right side
    16,934.18x = 219,211,920.37
  5. Step 5: Solve for x
    x = 219,211,920.37/16,934.18
  6. Step 6: Final answer
    x = 12,944.94

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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.