Home / 33,221.48-45,844.79-18,114.17

Finding the Fourth Proportional to 33,221.48, 45,844.79 and 18,114.17

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Solution

The fourth proportional to 33,221.48, 45,844.79 and 18,114.17 is: 24,997.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221.48 : 45,844.79 = 18,114.17 : x
  2. Step 2: Convert to fraction form
    33,221.48/45,844.79 = 18,114.17/x
  3. Step 3: Cross multiply
    33,221.48x = 45,844.79 × 18,114.17
  4. Step 4: Simplify right side
    33,221.48x = 830,440,250.35
  5. Step 5: Solve for x
    x = 830,440,250.35/33,221.48
  6. Step 6: Final answer
    x = 24,997.09

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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.