Home / 18,237.44-27,359.84-5,759.40

Finding the Fourth Proportional to 18,237.44, 27,359.84 and 5,759.40

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Solution

The fourth proportional to 18,237.44, 27,359.84 and 5,759.40 is: 8,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.44 : 27,359.84 = 5,759.40 : x
  2. Step 2: Convert to fraction form
    18,237.44/27,359.84 = 5,759.40/x
  3. Step 3: Cross multiply
    18,237.44x = 27,359.84 × 5,759.40
  4. Step 4: Simplify right side
    18,237.44x = 157,576,262.50
  5. Step 5: Solve for x
    x = 157,576,262.50/18,237.44
  6. Step 6: Final answer
    x = 8,640.26

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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.