Home / 15,387.74-23,084.70-5,899.37

Finding the Fourth Proportional to 15,387.74, 23,084.70 and 5,899.37

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Solution

The fourth proportional to 15,387.74, 23,084.70 and 5,899.37 is: 8,850.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,387.74 : 23,084.70 = 5,899.37 : x
  2. Step 2: Convert to fraction form
    15,387.74/23,084.70 = 5,899.37/x
  3. Step 3: Cross multiply
    15,387.74x = 23,084.70 × 5,899.37
  4. Step 4: Simplify right side
    15,387.74x = 136,185,049.09
  5. Step 5: Solve for x
    x = 136,185,049.09/15,387.74
  6. Step 6: Final answer
    x = 8,850.23

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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.