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Finding the Fourth Proportional to 55,267.99, 82,901.99 and 15,825.27

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Solution

The fourth proportional to 55,267.99, 82,901.99 and 15,825.27 is: 23,737.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,267.99 : 82,901.99 = 15,825.27 : x
  2. Step 2: Convert to fraction form
    55,267.99/82,901.99 = 15,825.27/x
  3. Step 3: Cross multiply
    55,267.99x = 82,901.99 × 15,825.27
  4. Step 4: Simplify right side
    55,267.99x = 1,311,946,375.29
  5. Step 5: Solve for x
    x = 1,311,946,375.29/55,267.99
  6. Step 6: Final answer
    x = 23,737.91

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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.