Home / 16,106.34-22,203.41-11,311.68

Finding the Fourth Proportional to 16,106.34, 22,203.41 and 11,311.68

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Solution

The fourth proportional to 16,106.34, 22,203.41 and 11,311.68 is: 15,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,106.34 : 22,203.41 = 11,311.68 : x
  2. Step 2: Convert to fraction form
    16,106.34/22,203.41 = 11,311.68/x
  3. Step 3: Cross multiply
    16,106.34x = 22,203.41 × 11,311.68
  4. Step 4: Simplify right side
    16,106.34x = 251,157,812.27
  5. Step 5: Solve for x
    x = 251,157,812.27/16,106.34
  6. Step 6: Final answer
    x = 15,593.72

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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.