Home / 19,092.30-28,630.35-9,234.60

Finding the Fourth Proportional to 19,092.30, 28,630.35 and 9,234.60

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Solution

The fourth proportional to 19,092.30, 28,630.35 and 9,234.60 is: 13,847.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092.30 : 28,630.35 = 9,234.60 : x
  2. Step 2: Convert to fraction form
    19,092.30/28,630.35 = 9,234.60/x
  3. Step 3: Cross multiply
    19,092.30x = 28,630.35 × 9,234.60
  4. Step 4: Simplify right side
    19,092.30x = 264,389,830.11
  5. Step 5: Solve for x
    x = 264,389,830.11/19,092.30
  6. Step 6: Final answer
    x = 13,847.98

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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.