Home / 27,336.83-37,724.00-15,399.90

Finding the Fourth Proportional to 27,336.83, 37,724.00 and 15,399.90

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Solution

The fourth proportional to 27,336.83, 37,724.00 and 15,399.90 is: 21,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,336.83 : 37,724.00 = 15,399.90 : x
  2. Step 2: Convert to fraction form
    27,336.83/37,724.00 = 15,399.90/x
  3. Step 3: Cross multiply
    27,336.83x = 37,724.00 × 15,399.90
  4. Step 4: Simplify right side
    27,336.83x = 580,945,750.60
  5. Step 5: Solve for x
    x = 580,945,750.60/27,336.83
  6. Step 6: Final answer
    x = 21,251.40

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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.