Home / 40,450.15-55,821.47-22,546.30

Finding the Fourth Proportional to 40,450.15, 55,821.47 and 22,546.30

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Solution

The fourth proportional to 40,450.15, 55,821.47 and 22,546.30 is: 31,114.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,450.15 : 55,821.47 = 22,546.30 : x
  2. Step 2: Convert to fraction form
    40,450.15/55,821.47 = 22,546.30/x
  3. Step 3: Cross multiply
    40,450.15x = 55,821.47 × 22,546.30
  4. Step 4: Simplify right side
    40,450.15x = 1,258,567,329.95
  5. Step 5: Solve for x
    x = 1,258,567,329.95/40,450.15
  6. Step 6: Final answer
    x = 31,114.03

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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.