Home / 33,247.94-45,886.56-21,149.54

Finding the Fourth Proportional to 33,247.94, 45,886.56 and 21,149.54

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Solution

The fourth proportional to 33,247.94, 45,886.56 and 21,149.54 is: 29,189.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,247.94 : 45,886.56 = 21,149.54 : x
  2. Step 2: Convert to fraction form
    33,247.94/45,886.56 = 21,149.54/x
  3. Step 3: Cross multiply
    33,247.94x = 45,886.56 × 21,149.54
  4. Step 4: Simplify right side
    33,247.94x = 970,479,636.18
  5. Step 5: Solve for x
    x = 970,479,636.18/33,247.94
  6. Step 6: Final answer
    x = 29,189.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.