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Finding the Fourth Proportional to 22,156.06, 33,222.98 and 7,359.79

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Solution

The fourth proportional to 22,156.06, 33,222.98 and 7,359.79 is: 11,035.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,156.06 : 33,222.98 = 7,359.79 : x
  2. Step 2: Convert to fraction form
    22,156.06/33,222.98 = 7,359.79/x
  3. Step 3: Cross multiply
    22,156.06x = 33,222.98 × 7,359.79
  4. Step 4: Simplify right side
    22,156.06x = 244,513,953.06
  5. Step 5: Solve for x
    x = 244,513,953.06/22,156.06
  6. Step 6: Final answer
    x = 11,035.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.