Home / 18,694.18-28,040.59-7,597.86

Finding the Fourth Proportional to 18,694.18, 28,040.59 and 7,597.86

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Solution

The fourth proportional to 18,694.18, 28,040.59 and 7,597.86 is: 11,396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694.18 : 28,040.59 = 7,597.86 : x
  2. Step 2: Convert to fraction form
    18,694.18/28,040.59 = 7,597.86/x
  3. Step 3: Cross multiply
    18,694.18x = 28,040.59 × 7,597.86
  4. Step 4: Simplify right side
    18,694.18x = 213,048,477.14
  5. Step 5: Solve for x
    x = 213,048,477.14/18,694.18
  6. Step 6: Final answer
    x = 11,396.51

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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.