Home / 35,486.64-48,991.26-25,917

Finding the Fourth Proportional to 35,486.64, 48,991.26 and 25,917

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Solution

The fourth proportional to 35,486.64, 48,991.26 and 25,917 is: 35,779.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,486.64 : 48,991.26 = 25,917 : x
  2. Step 2: Convert to fraction form
    35,486.64/48,991.26 = 25,917/x
  3. Step 3: Cross multiply
    35,486.64x = 48,991.26 × 25,917
  4. Step 4: Simplify right side
    35,486.64x = 1,269,706,485.42
  5. Step 5: Solve for x
    x = 1,269,706,485.42/35,486.64
  6. Step 6: Final answer
    x = 35,779.85

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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.