Home / 22,158.36-33,209.83-11,068.15

Finding the Fourth Proportional to 22,158.36, 33,209.83 and 11,068.15

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Solution

The fourth proportional to 22,158.36, 33,209.83 and 11,068.15 is: 16,588.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158.36 : 33,209.83 = 11,068.15 : x
  2. Step 2: Convert to fraction form
    22,158.36/33,209.83 = 11,068.15/x
  3. Step 3: Cross multiply
    22,158.36x = 33,209.83 × 11,068.15
  4. Step 4: Simplify right side
    22,158.36x = 367,571,241.55
  5. Step 5: Solve for x
    x = 367,571,241.55/22,158.36
  6. Step 6: Final answer
    x = 16,588.38

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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.