Home / 19,092.96-28,654.20-18,117.54

Finding the Fourth Proportional to 19,092.96, 28,654.20 and 18,117.54

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Solution

The fourth proportional to 19,092.96, 28,654.20 and 18,117.54 is: 27,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092.96 : 28,654.20 = 18,117.54 : x
  2. Step 2: Convert to fraction form
    19,092.96/28,654.20 = 18,117.54/x
  3. Step 3: Cross multiply
    19,092.96x = 28,654.20 × 18,117.54
  4. Step 4: Simplify right side
    19,092.96x = 519,143,614.67
  5. Step 5: Solve for x
    x = 519,143,614.67/19,092.96
  6. Step 6: Final answer
    x = 27,190.32

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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.