Home / 19,914.64-27,480.42-10,962.04

Finding the Fourth Proportional to 19,914.64, 27,480.42 and 10,962.04

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Solution

The fourth proportional to 19,914.64, 27,480.42 and 10,962.04 is: 15,126.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.64 : 27,480.42 = 10,962.04 : x
  2. Step 2: Convert to fraction form
    19,914.64/27,480.42 = 10,962.04/x
  3. Step 3: Cross multiply
    19,914.64x = 27,480.42 × 10,962.04
  4. Step 4: Simplify right side
    19,914.64x = 301,241,463.26
  5. Step 5: Solve for x
    x = 301,241,463.26/19,914.64
  6. Step 6: Final answer
    x = 15,126.63

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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.