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Finding the Fourth Proportional to 22,056.81, 33,090.79 and 9,573.81

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Solution

The fourth proportional to 22,056.81, 33,090.79 and 9,573.81 is: 14,363.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,056.81 : 33,090.79 = 9,573.81 : x
  2. Step 2: Convert to fraction form
    22,056.81/33,090.79 = 9,573.81/x
  3. Step 3: Cross multiply
    22,056.81x = 33,090.79 × 9,573.81
  4. Step 4: Simplify right side
    22,056.81x = 316,804,936.21
  5. Step 5: Solve for x
    x = 316,804,936.21/22,056.81
  6. Step 6: Final answer
    x = 14,363.13

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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.