Home / 19,786.28-27,304.70-10,833.35

Finding the Fourth Proportional to 19,786.28, 27,304.70 and 10,833.35

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Solution

The fourth proportional to 19,786.28, 27,304.70 and 10,833.35 is: 14,949.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.28 : 27,304.70 = 10,833.35 : x
  2. Step 2: Convert to fraction form
    19,786.28/27,304.70 = 10,833.35/x
  3. Step 3: Cross multiply
    19,786.28x = 27,304.70 × 10,833.35
  4. Step 4: Simplify right side
    19,786.28x = 295,801,181.05
  5. Step 5: Solve for x
    x = 295,801,181.05/19,786.28
  6. Step 6: Final answer
    x = 14,949.82

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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.