Home / 26,126.60-39,093.90-19,214.60

Finding the Fourth Proportional to 26,126.60, 39,093.90 and 19,214.60

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Solution

The fourth proportional to 26,126.60, 39,093.90 and 19,214.60 is: 28,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,126.60 : 39,093.90 = 19,214.60 : x
  2. Step 2: Convert to fraction form
    26,126.60/39,093.90 = 19,214.60/x
  3. Step 3: Cross multiply
    26,126.60x = 39,093.90 × 19,214.60
  4. Step 4: Simplify right side
    26,126.60x = 751,173,650.94
  5. Step 5: Solve for x
    x = 751,173,650.94/26,126.60
  6. Step 6: Final answer
    x = 28,751.30

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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.