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Finding the Fourth Proportional to 22,477.89, 33,723.53 and 9,996.20

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Solution

The fourth proportional to 22,477.89, 33,723.53 and 9,996.20 is: 14,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,477.89 : 33,723.53 = 9,996.20 : x
  2. Step 2: Convert to fraction form
    22,477.89/33,723.53 = 9,996.20/x
  3. Step 3: Cross multiply
    22,477.89x = 33,723.53 × 9,996.20
  4. Step 4: Simplify right side
    22,477.89x = 337,106,931.99
  5. Step 5: Solve for x
    x = 337,106,931.99/22,477.89
  6. Step 6: Final answer
    x = 14,997.27

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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.