Home / 19,183.96-28,734.28-9,302.48

Finding the Fourth Proportional to 19,183.96, 28,734.28 and 9,302.48

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Solution

The fourth proportional to 19,183.96, 28,734.28 and 9,302.48 is: 13,933.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.96 : 28,734.28 = 9,302.48 : x
  2. Step 2: Convert to fraction form
    19,183.96/28,734.28 = 9,302.48/x
  3. Step 3: Cross multiply
    19,183.96x = 28,734.28 × 9,302.48
  4. Step 4: Simplify right side
    19,183.96x = 267,300,065.01
  5. Step 5: Solve for x
    x = 267,300,065.01/19,183.96
  6. Step 6: Final answer
    x = 13,933.52

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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.