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Finding the Fourth Proportional to 22,483.45, 33,717.25 and 7,486.49

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Solution

The fourth proportional to 22,483.45, 33,717.25 and 7,486.49 is: 11,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,483.45 : 33,717.25 = 7,486.49 : x
  2. Step 2: Convert to fraction form
    22,483.45/33,717.25 = 7,486.49/x
  3. Step 3: Cross multiply
    22,483.45x = 33,717.25 × 7,486.49
  4. Step 4: Simplify right side
    22,483.45x = 252,423,817.52
  5. Step 5: Solve for x
    x = 252,423,817.52/22,483.45
  6. Step 6: Final answer
    x = 11,227.10

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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.