Home / 30,153.56-41,584.69-18,824.11

Finding the Fourth Proportional to 30,153.56, 41,584.69 and 18,824.11

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Solution

The fourth proportional to 30,153.56, 41,584.69 and 18,824.11 is: 25,960.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,153.56 : 41,584.69 = 18,824.11 : x
  2. Step 2: Convert to fraction form
    30,153.56/41,584.69 = 18,824.11/x
  3. Step 3: Cross multiply
    30,153.56x = 41,584.69 × 18,824.11
  4. Step 4: Simplify right side
    30,153.56x = 782,794,778.88
  5. Step 5: Solve for x
    x = 782,794,778.88/30,153.56
  6. Step 6: Final answer
    x = 25,960.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.