Home / 16,939.92-23,364.78-10,222.58

Finding the Fourth Proportional to 16,939.92, 23,364.78 and 10,222.58

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Solution

The fourth proportional to 16,939.92, 23,364.78 and 10,222.58 is: 14,099.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939.92 : 23,364.78 = 10,222.58 : x
  2. Step 2: Convert to fraction form
    16,939.92/23,364.78 = 10,222.58/x
  3. Step 3: Cross multiply
    16,939.92x = 23,364.78 × 10,222.58
  4. Step 4: Simplify right side
    16,939.92x = 238,848,332.73
  5. Step 5: Solve for x
    x = 238,848,332.73/16,939.92
  6. Step 6: Final answer
    x = 14,099.73

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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.