Home / 26,452.72-39,659.64-12,611.44

Finding the Fourth Proportional to 26,452.72, 39,659.64 and 12,611.44

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Solution

The fourth proportional to 26,452.72, 39,659.64 and 12,611.44 is: 18,907.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,452.72 : 39,659.64 = 12,611.44 : x
  2. Step 2: Convert to fraction form
    26,452.72/39,659.64 = 12,611.44/x
  3. Step 3: Cross multiply
    26,452.72x = 39,659.64 × 12,611.44
  4. Step 4: Simplify right side
    26,452.72x = 500,165,170.28
  5. Step 5: Solve for x
    x = 500,165,170.28/26,452.72
  6. Step 6: Final answer
    x = 18,907.89

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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.