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Finding the Fourth Proportional to 21,889.99, 32,831.72 and 6,093.37

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Solution

The fourth proportional to 21,889.99, 32,831.72 and 6,093.37 is: 9,139.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,889.99 : 32,831.72 = 6,093.37 : x
  2. Step 2: Convert to fraction form
    21,889.99/32,831.72 = 6,093.37/x
  3. Step 3: Cross multiply
    21,889.99x = 32,831.72 × 6,093.37
  4. Step 4: Simplify right side
    21,889.99x = 200,055,817.70
  5. Step 5: Solve for x
    x = 200,055,817.70/21,889.99
  6. Step 6: Final answer
    x = 9,139.15

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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.