Home / 36,486.64-54,735.60-15,426.75

Finding the Fourth Proportional to 36,486.64, 54,735.60 and 15,426.75

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Solution

The fourth proportional to 36,486.64, 54,735.60 and 15,426.75 is: 23,142.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,486.64 : 54,735.60 = 15,426.75 : x
  2. Step 2: Convert to fraction form
    36,486.64/54,735.60 = 15,426.75/x
  3. Step 3: Cross multiply
    36,486.64x = 54,735.60 × 15,426.75
  4. Step 4: Simplify right side
    36,486.64x = 844,392,593.63
  5. Step 5: Solve for x
    x = 844,392,593.63/36,486.64
  6. Step 6: Final answer
    x = 23,142.51

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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.