Home / 20,047.80-27,663.44-11,094.06

Finding the Fourth Proportional to 20,047.80, 27,663.44 and 11,094.06

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Solution

The fourth proportional to 20,047.80, 27,663.44 and 11,094.06 is: 15,308.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047.80 : 27,663.44 = 11,094.06 : x
  2. Step 2: Convert to fraction form
    20,047.80/27,663.44 = 11,094.06/x
  3. Step 3: Cross multiply
    20,047.80x = 27,663.44 × 11,094.06
  4. Step 4: Simplify right side
    20,047.80x = 306,899,863.17
  5. Step 5: Solve for x
    x = 306,899,863.17/20,047.80
  6. Step 6: Final answer
    x = 15,308.41

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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.