Home / 21,749.09-32,629.07-6,166.71

Finding the Fourth Proportional to 21,749.09, 32,629.07 and 6,166.71

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Solution

The fourth proportional to 21,749.09, 32,629.07 and 6,166.71 is: 9,251.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,749.09 : 32,629.07 = 6,166.71 : x
  2. Step 2: Convert to fraction form
    21,749.09/32,629.07 = 6,166.71/x
  3. Step 3: Cross multiply
    21,749.09x = 32,629.07 × 6,166.71
  4. Step 4: Simplify right side
    21,749.09x = 201,214,027.68
  5. Step 5: Solve for x
    x = 201,214,027.68/21,749.09
  6. Step 6: Final answer
    x = 9,251.61

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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.