Home / 22,396.32-30,907.05-12,324.45

Finding the Fourth Proportional to 22,396.32, 30,907.05 and 12,324.45

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Solution

The fourth proportional to 22,396.32, 30,907.05 and 12,324.45 is: 17,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,396.32 : 30,907.05 = 12,324.45 : x
  2. Step 2: Convert to fraction form
    22,396.32/30,907.05 = 12,324.45/x
  3. Step 3: Cross multiply
    22,396.32x = 30,907.05 × 12,324.45
  4. Step 4: Simplify right side
    22,396.32x = 380,912,392.37
  5. Step 5: Solve for x
    x = 380,912,392.37/22,396.32
  6. Step 6: Final answer
    x = 17,007.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.