Home / 30,940.14-46,404.33-8,748.17

Finding the Fourth Proportional to 30,940.14, 46,404.33 and 8,748.17

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Solution

The fourth proportional to 30,940.14, 46,404.33 and 8,748.17 is: 13,120.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940.14 : 46,404.33 = 8,748.17 : x
  2. Step 2: Convert to fraction form
    30,940.14/46,404.33 = 8,748.17/x
  3. Step 3: Cross multiply
    30,940.14x = 46,404.33 × 8,748.17
  4. Step 4: Simplify right side
    30,940.14x = 405,952,735.55
  5. Step 5: Solve for x
    x = 405,952,735.55/30,940.14
  6. Step 6: Final answer
    x = 13,120.58

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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.