Home / 19,786.57-27,305.36-10,833.91

Finding the Fourth Proportional to 19,786.57, 27,305.36 and 10,833.91

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Solution

The fourth proportional to 19,786.57, 27,305.36 and 10,833.91 is: 14,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.57 : 27,305.36 = 10,833.91 : x
  2. Step 2: Convert to fraction form
    19,786.57/27,305.36 = 10,833.91/x
  3. Step 3: Cross multiply
    19,786.57x = 27,305.36 × 10,833.91
  4. Step 4: Simplify right side
    19,786.57x = 295,823,812.76
  5. Step 5: Solve for x
    x = 295,823,812.76/19,786.57
  6. Step 6: Final answer
    x = 14,950.74

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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.