Home / 21,749.89-32,628.94-6,954.84

Finding the Fourth Proportional to 21,749.89, 32,628.94 and 6,954.84

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Solution

The fourth proportional to 21,749.89, 32,628.94 and 6,954.84 is: 10,433.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,749.89 : 32,628.94 = 6,954.84 : x
  2. Step 2: Convert to fraction form
    21,749.89/32,628.94 = 6,954.84/x
  3. Step 3: Cross multiply
    21,749.89x = 32,628.94 × 6,954.84
  4. Step 4: Simplify right side
    21,749.89x = 226,928,859.15
  5. Step 5: Solve for x
    x = 226,928,859.15/21,749.89
  6. Step 6: Final answer
    x = 10,433.56

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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.