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Finding the Fourth Proportional to 22,401.44, 33,594.17 and 7,405.81

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Solution

The fourth proportional to 22,401.44, 33,594.17 and 7,405.81 is: 11,106.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,401.44 : 33,594.17 = 7,405.81 : x
  2. Step 2: Convert to fraction form
    22,401.44/33,594.17 = 7,405.81/x
  3. Step 3: Cross multiply
    22,401.44x = 33,594.17 × 7,405.81
  4. Step 4: Simplify right side
    22,401.44x = 248,792,128.91
  5. Step 5: Solve for x
    x = 248,792,128.91/22,401.44
  6. Step 6: Final answer
    x = 11,106.08

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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.