Home / 30,286.96-45,396.60-15,452.08

Finding the Fourth Proportional to 30,286.96, 45,396.60 and 15,452.08

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Solution

The fourth proportional to 30,286.96, 45,396.60 and 15,452.08 is: 23,160.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,286.96 : 45,396.60 = 15,452.08 : x
  2. Step 2: Convert to fraction form
    30,286.96/45,396.60 = 15,452.08/x
  3. Step 3: Cross multiply
    30,286.96x = 45,396.60 × 15,452.08
  4. Step 4: Simplify right side
    30,286.96x = 701,471,894.93
  5. Step 5: Solve for x
    x = 701,471,894.93/30,286.96
  6. Step 6: Final answer
    x = 23,160.86

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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.