Home / 27,084.74-37,375.81-15,754.26

Finding the Fourth Proportional to 27,084.74, 37,375.81 and 15,754.26

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Solution

The fourth proportional to 27,084.74, 37,375.81 and 15,754.26 is: 21,740.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,084.74 : 37,375.81 = 15,754.26 : x
  2. Step 2: Convert to fraction form
    27,084.74/37,375.81 = 15,754.26/x
  3. Step 3: Cross multiply
    27,084.74x = 37,375.81 × 15,754.26
  4. Step 4: Simplify right side
    27,084.74x = 588,828,206.25
  5. Step 5: Solve for x
    x = 588,828,206.25/27,084.74
  6. Step 6: Final answer
    x = 21,740.22

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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.