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Finding the Fourth Proportional to 36,412.94, 50,119.36 and 25,784.12

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Solution

The fourth proportional to 36,412.94, 50,119.36 and 25,784.12 is: 35,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,412.94 : 50,119.36 = 25,784.12 : x
  2. Step 2: Convert to fraction form
    36,412.94/50,119.36 = 25,784.12/x
  3. Step 3: Cross multiply
    36,412.94x = 50,119.36 × 25,784.12
  4. Step 4: Simplify right side
    36,412.94x = 1,292,283,653.40
  5. Step 5: Solve for x
    x = 1,292,283,653.40/36,412.94
  6. Step 6: Final answer
    x = 35,489.68

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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.