Home / 18,884.90-28,327.43-5,737.38

Finding the Fourth Proportional to 18,884.90, 28,327.43 and 5,737.38

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Solution

The fourth proportional to 18,884.90, 28,327.43 and 5,737.38 is: 8,606.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,884.90 : 28,327.43 = 5,737.38 : x
  2. Step 2: Convert to fraction form
    18,884.90/28,327.43 = 5,737.38/x
  3. Step 3: Cross multiply
    18,884.90x = 28,327.43 × 5,737.38
  4. Step 4: Simplify right side
    18,884.90x = 162,525,230.33
  5. Step 5: Solve for x
    x = 162,525,230.33/18,884.90
  6. Step 6: Final answer
    x = 8,606.09

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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.