Home / 20,194.44-27,869.60-12,237.36

Finding the Fourth Proportional to 20,194.44, 27,869.60 and 12,237.36

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Solution

The fourth proportional to 20,194.44, 27,869.60 and 12,237.36 is: 16,888.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194.44 : 27,869.60 = 12,237.36 : x
  2. Step 2: Convert to fraction form
    20,194.44/27,869.60 = 12,237.36/x
  3. Step 3: Cross multiply
    20,194.44x = 27,869.60 × 12,237.36
  4. Step 4: Simplify right side
    20,194.44x = 341,050,328.26
  5. Step 5: Solve for x
    x = 341,050,328.26/20,194.44
  6. Step 6: Final answer
    x = 16,888.33

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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.