Home / 18,847.72-28,282.20-17,360.56

Finding the Fourth Proportional to 18,847.72, 28,282.20 and 17,360.56

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Solution

The fourth proportional to 18,847.72, 28,282.20 and 17,360.56 is: 26,050.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,847.72 : 28,282.20 = 17,360.56 : x
  2. Step 2: Convert to fraction form
    18,847.72/28,282.20 = 17,360.56/x
  3. Step 3: Cross multiply
    18,847.72x = 28,282.20 × 17,360.56
  4. Step 4: Simplify right side
    18,847.72x = 490,994,830.03
  5. Step 5: Solve for x
    x = 490,994,830.03/18,847.72
  6. Step 6: Final answer
    x = 26,050.62

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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.