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Finding the Fourth Proportional to 35,986.96, 53,978.49 and 11,027.08

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Solution

The fourth proportional to 35,986.96, 53,978.49 and 11,027.08 is: 16,540.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,986.96 : 53,978.49 = 11,027.08 : x
  2. Step 2: Convert to fraction form
    35,986.96/53,978.49 = 11,027.08/x
  3. Step 3: Cross multiply
    35,986.96x = 53,978.49 × 11,027.08
  4. Step 4: Simplify right side
    35,986.96x = 595,225,301.90
  5. Step 5: Solve for x
    x = 595,225,301.90/35,986.96
  6. Step 6: Final answer
    x = 16,540.03

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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.