Home / 22,129.79-33,204.49-11,597.30

Finding the Fourth Proportional to 22,129.79, 33,204.49 and 11,597.30

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Solution

The fourth proportional to 22,129.79, 33,204.49 and 11,597.30 is: 17,401.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,129.79 : 33,204.49 = 11,597.30 : x
  2. Step 2: Convert to fraction form
    22,129.79/33,204.49 = 11,597.30/x
  3. Step 3: Cross multiply
    22,129.79x = 33,204.49 × 11,597.30
  4. Step 4: Simplify right side
    22,129.79x = 385,082,582.37
  5. Step 5: Solve for x
    x = 385,082,582.37/22,129.79
  6. Step 6: Final answer
    x = 17,401.09

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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.