Home / 40,450.78-55,822.33-22,546.92

Finding the Fourth Proportional to 40,450.78, 55,822.33 and 22,546.92

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Solution

The fourth proportional to 40,450.78, 55,822.33 and 22,546.92 is: 31,114.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,450.78 : 55,822.33 = 22,546.92 : x
  2. Step 2: Convert to fraction form
    40,450.78/55,822.33 = 22,546.92/x
  3. Step 3: Cross multiply
    40,450.78x = 55,822.33 × 22,546.92
  4. Step 4: Simplify right side
    40,450.78x = 1,258,621,453.74
  5. Step 5: Solve for x
    x = 1,258,621,453.74/40,450.78
  6. Step 6: Final answer
    x = 31,114.89

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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.