Home / 19,125.03-28,704.39-10,247.64

Finding the Fourth Proportional to 19,125.03, 28,704.39 and 10,247.64

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Solution

The fourth proportional to 19,125.03, 28,704.39 and 10,247.64 is: 15,380.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.03 : 28,704.39 = 10,247.64 : x
  2. Step 2: Convert to fraction form
    19,125.03/28,704.39 = 10,247.64/x
  3. Step 3: Cross multiply
    19,125.03x = 28,704.39 × 10,247.64
  4. Step 4: Simplify right side
    19,125.03x = 294,152,255.14
  5. Step 5: Solve for x
    x = 294,152,255.14/19,125.03
  6. Step 6: Final answer
    x = 15,380.49

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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.