Home / 21,749.56-32,622.24-6,954.51

Finding the Fourth Proportional to 21,749.56, 32,622.24 and 6,954.51

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Solution

The fourth proportional to 21,749.56, 32,622.24 and 6,954.51 is: 10,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,749.56 : 32,622.24 = 6,954.51 : x
  2. Step 2: Convert to fraction form
    21,749.56/32,622.24 = 6,954.51/x
  3. Step 3: Cross multiply
    21,749.56x = 32,622.24 × 6,954.51
  4. Step 4: Simplify right side
    21,749.56x = 226,871,659.22
  5. Step 5: Solve for x
    x = 226,871,659.22/21,749.56
  6. Step 6: Final answer
    x = 10,431.09

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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.