Home / 16,930.29-23,363.16-9,376.94

Finding the Fourth Proportional to 16,930.29, 23,363.16 and 9,376.94

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Solution

The fourth proportional to 16,930.29, 23,363.16 and 9,376.94 is: 12,939.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.29 : 23,363.16 = 9,376.94 : x
  2. Step 2: Convert to fraction form
    16,930.29/23,363.16 = 9,376.94/x
  3. Step 3: Cross multiply
    16,930.29x = 23,363.16 × 9,376.94
  4. Step 4: Simplify right side
    16,930.29x = 219,074,933.44
  5. Step 5: Solve for x
    x = 219,074,933.44/16,930.29
  6. Step 6: Final answer
    x = 12,939.82

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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.