Home / 19,786.37-27,305.84-10,833.87

Finding the Fourth Proportional to 19,786.37, 27,305.84 and 10,833.87

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Solution

The fourth proportional to 19,786.37, 27,305.84 and 10,833.87 is: 14,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.37 : 27,305.84 = 10,833.87 : x
  2. Step 2: Convert to fraction form
    19,786.37/27,305.84 = 10,833.87/x
  3. Step 3: Cross multiply
    19,786.37x = 27,305.84 × 10,833.87
  4. Step 4: Simplify right side
    19,786.37x = 295,827,920.80
  5. Step 5: Solve for x
    x = 295,827,920.80/19,786.37
  6. Step 6: Final answer
    x = 14,951.10

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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.