Home / 15,939.87-23,914.43-7,054.88

Finding the Fourth Proportional to 15,939.87, 23,914.43 and 7,054.88

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Solution

The fourth proportional to 15,939.87, 23,914.43 and 7,054.88 is: 10,584.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.87 : 23,914.43 = 7,054.88 : x
  2. Step 2: Convert to fraction form
    15,939.87/23,914.43 = 7,054.88/x
  3. Step 3: Cross multiply
    15,939.87x = 23,914.43 × 7,054.88
  4. Step 4: Simplify right side
    15,939.87x = 168,713,305.53
  5. Step 5: Solve for x
    x = 168,713,305.53/15,939.87
  6. Step 6: Final answer
    x = 10,584.36

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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.