Home / 26,196.60-39,296.73-8,678.73

Finding the Fourth Proportional to 26,196.60, 39,296.73 and 8,678.73

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Solution

The fourth proportional to 26,196.60, 39,296.73 and 8,678.73 is: 13,018.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,196.60 : 39,296.73 = 8,678.73 : x
  2. Step 2: Convert to fraction form
    26,196.60/39,296.73 = 8,678.73/x
  3. Step 3: Cross multiply
    26,196.60x = 39,296.73 × 8,678.73
  4. Step 4: Simplify right side
    26,196.60x = 341,045,709.55
  5. Step 5: Solve for x
    x = 341,045,709.55/26,196.60
  6. Step 6: Final answer
    x = 13,018.70

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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.