Home / 19,896.08-27,456.60-10,943.48

Finding the Fourth Proportional to 19,896.08, 27,456.60 and 10,943.48

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Solution

The fourth proportional to 19,896.08, 27,456.60 and 10,943.48 is: 15,102.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,896.08 : 27,456.60 = 10,943.48 : x
  2. Step 2: Convert to fraction form
    19,896.08/27,456.60 = 10,943.48/x
  3. Step 3: Cross multiply
    19,896.08x = 27,456.60 × 10,943.48
  4. Step 4: Simplify right side
    19,896.08x = 300,470,752.97
  5. Step 5: Solve for x
    x = 300,470,752.97/19,896.08
  6. Step 6: Final answer
    x = 15,102.01

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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.