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Finding the Fourth Proportional to 54,795.87, 82,192.89 and 17,355.87

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Solution

The fourth proportional to 54,795.87, 82,192.89 and 17,355.87 is: 26,033.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,795.87 : 82,192.89 = 17,355.87 : x
  2. Step 2: Convert to fraction form
    54,795.87/82,192.89 = 17,355.87/x
  3. Step 3: Cross multiply
    54,795.87x = 82,192.89 × 17,355.87
  4. Step 4: Simplify right side
    54,795.87x = 1,426,529,113.76
  5. Step 5: Solve for x
    x = 1,426,529,113.76/54,795.87
  6. Step 6: Final answer
    x = 26,033.52

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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.