Home / 40,450.25-55,821.61-22,546.40

Finding the Fourth Proportional to 40,450.25, 55,821.61 and 22,546.40

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Solution

The fourth proportional to 40,450.25, 55,821.61 and 22,546.40 is: 31,114.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,450.25 : 55,821.61 = 22,546.40 : x
  2. Step 2: Convert to fraction form
    40,450.25/55,821.61 = 22,546.40/x
  3. Step 3: Cross multiply
    40,450.25x = 55,821.61 × 22,546.40
  4. Step 4: Simplify right side
    40,450.25x = 1,258,576,347.70
  5. Step 5: Solve for x
    x = 1,258,576,347.70/40,450.25
  6. Step 6: Final answer
    x = 31,114.18

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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.