Home / 15,759.45-23,639.16-4,071.75

Finding the Fourth Proportional to 15,759.45, 23,639.16 and 4,071.75

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Solution

The fourth proportional to 15,759.45, 23,639.16 and 4,071.75 is: 6,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759.45 : 23,639.16 = 4,071.75 : x
  2. Step 2: Convert to fraction form
    15,759.45/23,639.16 = 4,071.75/x
  3. Step 3: Cross multiply
    15,759.45x = 23,639.16 × 4,071.75
  4. Step 4: Simplify right side
    15,759.45x = 96,252,749.73
  5. Step 5: Solve for x
    x = 96,252,749.73/15,759.45
  6. Step 6: Final answer
    x = 6,107.62

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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.