Home / 26,824.80-40,237.20-23,131.20

Finding the Fourth Proportional to 26,824.80, 40,237.20 and 23,131.20

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Solution

The fourth proportional to 26,824.80, 40,237.20 and 23,131.20 is: 34,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,824.80 : 40,237.20 = 23,131.20 : x
  2. Step 2: Convert to fraction form
    26,824.80/40,237.20 = 23,131.20/x
  3. Step 3: Cross multiply
    26,824.80x = 40,237.20 × 23,131.20
  4. Step 4: Simplify right side
    26,824.80x = 930,734,720.64
  5. Step 5: Solve for x
    x = 930,734,720.64/26,824.80
  6. Step 6: Final answer
    x = 34,696.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.