Home / 27,664.11-41,485.98-9,889.97

Finding the Fourth Proportional to 27,664.11, 41,485.98 and 9,889.97

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Solution

The fourth proportional to 27,664.11, 41,485.98 and 9,889.97 is: 14,831.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,664.11 : 41,485.98 = 9,889.97 : x
  2. Step 2: Convert to fraction form
    27,664.11/41,485.98 = 9,889.97/x
  3. Step 3: Cross multiply
    27,664.11x = 41,485.98 × 9,889.97
  4. Step 4: Simplify right side
    27,664.11x = 410,294,890.19
  5. Step 5: Solve for x
    x = 410,294,890.19/27,664.11
  6. Step 6: Final answer
    x = 14,831.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.