Home / 19,914.04-27,481.03-10,961.35

Finding the Fourth Proportional to 19,914.04, 27,481.03 and 10,961.35

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Solution

The fourth proportional to 19,914.04, 27,481.03 and 10,961.35 is: 15,126.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.04 : 27,481.03 = 10,961.35 : x
  2. Step 2: Convert to fraction form
    19,914.04/27,481.03 = 10,961.35/x
  3. Step 3: Cross multiply
    19,914.04x = 27,481.03 × 10,961.35
  4. Step 4: Simplify right side
    19,914.04x = 301,229,188.19
  5. Step 5: Solve for x
    x = 301,229,188.19/19,914.04
  6. Step 6: Final answer
    x = 15,126.47

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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.