Home / 16,889.92-23,307.38-9,335.86

Finding the Fourth Proportional to 16,889.92, 23,307.38 and 9,335.86

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Solution

The fourth proportional to 16,889.92, 23,307.38 and 9,335.86 is: 12,883.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.92 : 23,307.38 = 9,335.86 : x
  2. Step 2: Convert to fraction form
    16,889.92/23,307.38 = 9,335.86/x
  3. Step 3: Cross multiply
    16,889.92x = 23,307.38 × 9,335.86
  4. Step 4: Simplify right side
    16,889.92x = 217,594,436.65
  5. Step 5: Solve for x
    x = 217,594,436.65/16,889.92
  6. Step 6: Final answer
    x = 12,883.09

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Double scale
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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.