Home / 15,759.87-23,639.00-4,072.79

Finding the Fourth Proportional to 15,759.87, 23,639.00 and 4,072.79

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Solution

The fourth proportional to 15,759.87, 23,639.00 and 4,072.79 is: 6,108.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759.87 : 23,639.00 = 4,072.79 : x
  2. Step 2: Convert to fraction form
    15,759.87/23,639.00 = 4,072.79/x
  3. Step 3: Cross multiply
    15,759.87x = 23,639.00 × 4,072.79
  4. Step 4: Simplify right side
    15,759.87x = 96,276,544.25
  5. Step 5: Solve for x
    x = 96,276,544.25/15,759.87
  6. Step 6: Final answer
    x = 6,108.97

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1.5x scale

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.