Home / 28,318.12-42,474.44-8,596.85

Finding the Fourth Proportional to 28,318.12, 42,474.44 and 8,596.85

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Solution

The fourth proportional to 28,318.12, 42,474.44 and 8,596.85 is: 12,894.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,318.12 : 42,474.44 = 8,596.85 : x
  2. Step 2: Convert to fraction form
    28,318.12/42,474.44 = 8,596.85/x
  3. Step 3: Cross multiply
    28,318.12x = 42,474.44 × 8,596.85
  4. Step 4: Simplify right side
    28,318.12x = 365,146,177.14
  5. Step 5: Solve for x
    x = 365,146,177.14/28,318.12
  6. Step 6: Final answer
    x = 12,894.44

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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.