Home / 16,930.94-23,363.64-9,377.15

Finding the Fourth Proportional to 16,930.94, 23,363.64 and 9,377.15

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Solution

The fourth proportional to 16,930.94, 23,363.64 and 9,377.15 is: 12,939.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.94 : 23,363.64 = 9,377.15 : x
  2. Step 2: Convert to fraction form
    16,930.94/23,363.64 = 9,377.15/x
  3. Step 3: Cross multiply
    16,930.94x = 23,363.64 × 9,377.15
  4. Step 4: Simplify right side
    16,930.94x = 219,084,240.01
  5. Step 5: Solve for x
    x = 219,084,240.01/16,930.94
  6. Step 6: Final answer
    x = 12,939.88

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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.