Home / 22,320.30-33,489.17-9,831.54

Finding the Fourth Proportional to 22,320.30, 33,489.17 and 9,831.54

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Solution

The fourth proportional to 22,320.30, 33,489.17 and 9,831.54 is: 14,751.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,320.30 : 33,489.17 = 9,831.54 : x
  2. Step 2: Convert to fraction form
    22,320.30/33,489.17 = 9,831.54/x
  3. Step 3: Cross multiply
    22,320.30x = 33,489.17 × 9,831.54
  4. Step 4: Simplify right side
    22,320.30x = 329,250,114.42
  5. Step 5: Solve for x
    x = 329,250,114.42/22,320.30
  6. Step 6: Final answer
    x = 14,751.15

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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.