Home / 33,213.63-45,831.49-18,676.27

Finding the Fourth Proportional to 33,213.63, 45,831.49 and 18,676.27

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Solution

The fourth proportional to 33,213.63, 45,831.49 and 18,676.27 is: 25,771.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,213.63 : 45,831.49 = 18,676.27 : x
  2. Step 2: Convert to fraction form
    33,213.63/45,831.49 = 18,676.27/x
  3. Step 3: Cross multiply
    33,213.63x = 45,831.49 × 18,676.27
  4. Step 4: Simplify right side
    33,213.63x = 855,961,292.34
  5. Step 5: Solve for x
    x = 855,961,292.34/33,213.63
  6. Step 6: Final answer
    x = 25,771.38

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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.