Home / 13,999.36-21,004.50-5,232.22

Finding the Fourth Proportional to 13,999.36, 21,004.50 and 5,232.22

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Solution

The fourth proportional to 13,999.36, 21,004.50 and 5,232.22 is: 7,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,999.36 : 21,004.50 = 5,232.22 : x
  2. Step 2: Convert to fraction form
    13,999.36/21,004.50 = 5,232.22/x
  3. Step 3: Cross multiply
    13,999.36x = 21,004.50 × 5,232.22
  4. Step 4: Simplify right side
    13,999.36x = 109,900,164.99
  5. Step 5: Solve for x
    x = 109,900,164.99/13,999.36
  6. Step 6: Final answer
    x = 7,850.37

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1.5x scale

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.