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Finding the Fourth Proportional to 22,295.84, 33,443.82 and 5,655.87

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Solution

The fourth proportional to 22,295.84, 33,443.82 and 5,655.87 is: 8,483.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,295.84 : 33,443.82 = 5,655.87 : x
  2. Step 2: Convert to fraction form
    22,295.84/33,443.82 = 5,655.87/x
  3. Step 3: Cross multiply
    22,295.84x = 33,443.82 × 5,655.87
  4. Step 4: Simplify right side
    22,295.84x = 189,153,898.22
  5. Step 5: Solve for x
    x = 189,153,898.22/22,295.84
  6. Step 6: Final answer
    x = 8,483.82

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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.