Home / 19,404.09-26,784.14-12,245.85

Finding the Fourth Proportional to 19,404.09, 26,784.14 and 12,245.85

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Solution

The fourth proportional to 19,404.09, 26,784.14 and 12,245.85 is: 16,903.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.09 : 26,784.14 = 12,245.85 : x
  2. Step 2: Convert to fraction form
    19,404.09/26,784.14 = 12,245.85/x
  3. Step 3: Cross multiply
    19,404.09x = 26,784.14 × 12,245.85
  4. Step 4: Simplify right side
    19,404.09x = 327,994,499.59
  5. Step 5: Solve for x
    x = 327,994,499.59/19,404.09
  6. Step 6: Final answer
    x = 16,903.37

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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.