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Finding the Fourth Proportional to 23,759.99, 35,639.99 and 10,621.52

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Solution

The fourth proportional to 23,759.99, 35,639.99 and 10,621.52 is: 15,932.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,759.99 : 35,639.99 = 10,621.52 : x
  2. Step 2: Convert to fraction form
    23,759.99/35,639.99 = 10,621.52/x
  3. Step 3: Cross multiply
    23,759.99x = 35,639.99 × 10,621.52
  4. Step 4: Simplify right side
    23,759.99x = 378,550,866.58
  5. Step 5: Solve for x
    x = 378,550,866.58/23,759.99
  6. Step 6: Final answer
    x = 15,932.28

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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.