Home / 27,724.24-38,259.57-15,149.26

Finding the Fourth Proportional to 27,724.24, 38,259.57 and 15,149.26

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Solution

The fourth proportional to 27,724.24, 38,259.57 and 15,149.26 is: 20,906.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,724.24 : 38,259.57 = 15,149.26 : x
  2. Step 2: Convert to fraction form
    27,724.24/38,259.57 = 15,149.26/x
  3. Step 3: Cross multiply
    27,724.24x = 38,259.57 × 15,149.26
  4. Step 4: Simplify right side
    27,724.24x = 579,604,173.42
  5. Step 5: Solve for x
    x = 579,604,173.42/27,724.24
  6. Step 6: Final answer
    x = 20,906.04

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Half scale
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Double scale
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Similar ratio
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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.