Home / 25,910.82-35,759.70-15,845.16

Finding the Fourth Proportional to 25,910.82, 35,759.70 and 15,845.16

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Solution

The fourth proportional to 25,910.82, 35,759.70 and 15,845.16 is: 21,868.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,910.82 : 35,759.70 = 15,845.16 : x
  2. Step 2: Convert to fraction form
    25,910.82/35,759.70 = 15,845.16/x
  3. Step 3: Cross multiply
    25,910.82x = 35,759.70 × 15,845.16
  4. Step 4: Simplify right side
    25,910.82x = 566,618,168.05
  5. Step 5: Solve for x
    x = 566,618,168.05/25,910.82
  6. Step 6: Final answer
    x = 21,868.01

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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.