Home / 22,551.89-33,831.98-9,405.38

Finding the Fourth Proportional to 22,551.89, 33,831.98 and 9,405.38

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Solution

The fourth proportional to 22,551.89, 33,831.98 and 9,405.38 is: 14,109.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,551.89 : 33,831.98 = 9,405.38 : x
  2. Step 2: Convert to fraction form
    22,551.89/33,831.98 = 9,405.38/x
  3. Step 3: Cross multiply
    22,551.89x = 33,831.98 × 9,405.38
  4. Step 4: Simplify right side
    22,551.89x = 318,202,700.88
  5. Step 5: Solve for x
    x = 318,202,700.88/22,551.89
  6. Step 6: Final answer
    x = 14,109.81

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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.