Home / 16,933.40-23,366.31-9,379.53

Finding the Fourth Proportional to 16,933.40, 23,366.31 and 9,379.53

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Solution

The fourth proportional to 16,933.40, 23,366.31 and 9,379.53 is: 12,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,933.40 : 23,366.31 = 9,379.53 : x
  2. Step 2: Convert to fraction form
    16,933.40/23,366.31 = 9,379.53/x
  3. Step 3: Cross multiply
    16,933.40x = 23,366.31 × 9,379.53
  4. Step 4: Simplify right side
    16,933.40x = 219,165,005.63
  5. Step 5: Solve for x
    x = 219,165,005.63/16,933.40
  6. Step 6: Final answer
    x = 12,942.76

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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.