Home / 27,724.44-38,259.83-15,149.19

Finding the Fourth Proportional to 27,724.44, 38,259.83 and 15,149.19

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Solution

The fourth proportional to 27,724.44, 38,259.83 and 15,149.19 is: 20,905.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,724.44 : 38,259.83 = 15,149.19 : x
  2. Step 2: Convert to fraction form
    27,724.44/38,259.83 = 15,149.19/x
  3. Step 3: Cross multiply
    27,724.44x = 38,259.83 × 15,149.19
  4. Step 4: Simplify right side
    27,724.44x = 579,605,358.29
  5. Step 5: Solve for x
    x = 579,605,358.29/27,724.44
  6. Step 6: Final answer
    x = 20,905.94

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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.