Home / 25,759.24-38,638.86-11,906.44

Finding the Fourth Proportional to 25,759.24, 38,638.86 and 11,906.44

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Solution

The fourth proportional to 25,759.24, 38,638.86 and 11,906.44 is: 17,859.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,759.24 : 38,638.86 = 11,906.44 : x
  2. Step 2: Convert to fraction form
    25,759.24/38,638.86 = 11,906.44/x
  3. Step 3: Cross multiply
    25,759.24x = 38,638.86 × 11,906.44
  4. Step 4: Simplify right side
    25,759.24x = 460,051,268.26
  5. Step 5: Solve for x
    x = 460,051,268.26/25,759.24
  6. Step 6: Final answer
    x = 17,859.66

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1.5x scale

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.