Home / 16,910.92-23,335.71-9,357.07

Finding the Fourth Proportional to 16,910.92, 23,335.71 and 9,357.07

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Solution

The fourth proportional to 16,910.92, 23,335.71 and 9,357.07 is: 12,912.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.92 : 23,335.71 = 9,357.07 : x
  2. Step 2: Convert to fraction form
    16,910.92/23,335.71 = 9,357.07/x
  3. Step 3: Cross multiply
    16,910.92x = 23,335.71 × 9,357.07
  4. Step 4: Simplify right side
    16,910.92x = 218,353,871.97
  5. Step 5: Solve for x
    x = 218,353,871.97/16,910.92
  6. Step 6: Final answer
    x = 12,912.00

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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.