Home / 30,153.44-41,584.50-18,823.98

Finding the Fourth Proportional to 30,153.44, 41,584.50 and 18,823.98

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Solution

The fourth proportional to 30,153.44, 41,584.50 and 18,823.98 is: 25,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,153.44 : 41,584.50 = 18,823.98 : x
  2. Step 2: Convert to fraction form
    30,153.44/41,584.50 = 18,823.98/x
  3. Step 3: Cross multiply
    30,153.44x = 41,584.50 × 18,823.98
  4. Step 4: Simplify right side
    30,153.44x = 782,785,796.31
  5. Step 5: Solve for x
    x = 782,785,796.31/30,153.44
  6. Step 6: Final answer
    x = 25,960.09

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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.