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Finding the Fourth Proportional to 36,348.60, 50,131.04 and 25,629.20

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Solution

The fourth proportional to 36,348.60, 50,131.04 and 25,629.20 is: 35,347.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,348.60 : 50,131.04 = 25,629.20 : x
  2. Step 2: Convert to fraction form
    36,348.60/50,131.04 = 25,629.20/x
  3. Step 3: Cross multiply
    36,348.60x = 50,131.04 × 25,629.20
  4. Step 4: Simplify right side
    36,348.60x = 1,284,818,450.37
  5. Step 5: Solve for x
    x = 1,284,818,450.37/36,348.60
  6. Step 6: Final answer
    x = 35,347.12

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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.