Home / 19,740.42-27,241.74-11,793.33

Finding the Fourth Proportional to 19,740.42, 27,241.74 and 11,793.33

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Solution

The fourth proportional to 19,740.42, 27,241.74 and 11,793.33 is: 16,274.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,740.42 : 27,241.74 = 11,793.33 : x
  2. Step 2: Convert to fraction form
    19,740.42/27,241.74 = 11,793.33/x
  3. Step 3: Cross multiply
    19,740.42x = 27,241.74 × 11,793.33
  4. Step 4: Simplify right side
    19,740.42x = 321,270,829.59
  5. Step 5: Solve for x
    x = 321,270,829.59/19,740.42
  6. Step 6: Final answer
    x = 16,274.77

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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.