Home / 19,862.49-27,410.73-10,910.83

Finding the Fourth Proportional to 19,862.49, 27,410.73 and 10,910.83

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Solution

The fourth proportional to 19,862.49, 27,410.73 and 10,910.83 is: 15,057.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.49 : 27,410.73 = 10,910.83 : x
  2. Step 2: Convert to fraction form
    19,862.49/27,410.73 = 10,910.83/x
  3. Step 3: Cross multiply
    19,862.49x = 27,410.73 × 10,910.83
  4. Step 4: Simplify right side
    19,862.49x = 299,073,815.21
  5. Step 5: Solve for x
    x = 299,073,815.21/19,862.49
  6. Step 6: Final answer
    x = 15,057.22

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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.