Home / 21,744.39-32,629.13-11,749.17

Finding the Fourth Proportional to 21,744.39, 32,629.13 and 11,749.17

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Solution

The fourth proportional to 21,744.39, 32,629.13 and 11,749.17 is: 17,630.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,744.39 : 32,629.13 = 11,749.17 : x
  2. Step 2: Convert to fraction form
    21,744.39/32,629.13 = 11,749.17/x
  3. Step 3: Cross multiply
    21,744.39x = 32,629.13 × 11,749.17
  4. Step 4: Simplify right side
    21,744.39x = 383,365,195.32
  5. Step 5: Solve for x
    x = 383,365,195.32/21,744.39
  6. Step 6: Final answer
    x = 17,630.53

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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.