Home / 19,847.97-27,390.51-10,896.30

Finding the Fourth Proportional to 19,847.97, 27,390.51 and 10,896.30

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Solution

The fourth proportional to 19,847.97, 27,390.51 and 10,896.30 is: 15,037.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,847.97 : 27,390.51 = 10,896.30 : x
  2. Step 2: Convert to fraction form
    19,847.97/27,390.51 = 10,896.30/x
  3. Step 3: Cross multiply
    19,847.97x = 27,390.51 × 10,896.30
  4. Step 4: Simplify right side
    19,847.97x = 298,455,214.11
  5. Step 5: Solve for x
    x = 298,455,214.11/19,847.97
  6. Step 6: Final answer
    x = 15,037.06

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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.