Home / 16,933.16-23,367.74-9,379.49

Finding the Fourth Proportional to 16,933.16, 23,367.74 and 9,379.49

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Solution

The fourth proportional to 16,933.16, 23,367.74 and 9,379.49 is: 12,943.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,933.16 : 23,367.74 = 9,379.49 : x
  2. Step 2: Convert to fraction form
    16,933.16/23,367.74 = 9,379.49/x
  3. Step 3: Cross multiply
    16,933.16x = 23,367.74 × 9,379.49
  4. Step 4: Simplify right side
    16,933.16x = 219,177,483.65
  5. Step 5: Solve for x
    x = 219,177,483.65/16,933.16
  6. Step 6: Final answer
    x = 12,943.68

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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.