Home / 18,412.68-27,677.34-15,846.60

Finding the Fourth Proportional to 18,412.68, 27,677.34 and 15,846.60

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Solution

The fourth proportional to 18,412.68, 27,677.34 and 15,846.60 is: 23,820.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,412.68 : 27,677.34 = 15,846.60 : x
  2. Step 2: Convert to fraction form
    18,412.68/27,677.34 = 15,846.60/x
  3. Step 3: Cross multiply
    18,412.68x = 27,677.34 × 15,846.60
  4. Step 4: Simplify right side
    18,412.68x = 438,591,736.04
  5. Step 5: Solve for x
    x = 438,591,736.04/18,412.68
  6. Step 6: Final answer
    x = 23,820.09

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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.