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Finding the Fourth Proportional to 17,830.53, 26,745.80 and 7,300.73

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Solution

The fourth proportional to 17,830.53, 26,745.80 and 7,300.73 is: 10,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,830.53 : 26,745.80 = 7,300.73 : x
  2. Step 2: Convert to fraction form
    17,830.53/26,745.80 = 7,300.73/x
  3. Step 3: Cross multiply
    17,830.53x = 26,745.80 × 7,300.73
  4. Step 4: Simplify right side
    17,830.53x = 195,263,894.79
  5. Step 5: Solve for x
    x = 195,263,894.79/17,830.53
  6. Step 6: Final answer
    x = 10,951.10

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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.