Home / 27,896.58-38,481.21-16,712.10

Finding the Fourth Proportional to 27,896.58, 38,481.21 and 16,712.10

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Solution

The fourth proportional to 27,896.58, 38,481.21 and 16,712.10 is: 23,053.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,896.58 : 38,481.21 = 16,712.10 : x
  2. Step 2: Convert to fraction form
    27,896.58/38,481.21 = 16,712.10/x
  3. Step 3: Cross multiply
    27,896.58x = 38,481.21 × 16,712.10
  4. Step 4: Simplify right side
    27,896.58x = 643,101,829.64
  5. Step 5: Solve for x
    x = 643,101,829.64/27,896.58
  6. Step 6: Final answer
    x = 23,053.07

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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.