Home / 26,396.80-39,617.60-10,825.60

Finding the Fourth Proportional to 26,396.80, 39,617.60 and 10,825.60

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Solution

The fourth proportional to 26,396.80, 39,617.60 and 10,825.60 is: 16,247.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,396.80 : 39,617.60 = 10,825.60 : x
  2. Step 2: Convert to fraction form
    26,396.80/39,617.60 = 10,825.60/x
  3. Step 3: Cross multiply
    26,396.80x = 39,617.60 × 10,825.60
  4. Step 4: Simplify right side
    26,396.80x = 428,884,290.56
  5. Step 5: Solve for x
    x = 428,884,290.56/26,396.80
  6. Step 6: Final answer
    x = 16,247.59

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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.