Home / 18,296.15-27,438.07-7,199.93

Finding the Fourth Proportional to 18,296.15, 27,438.07 and 7,199.93

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Solution

The fourth proportional to 18,296.15, 27,438.07 and 7,199.93 is: 10,797.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.15 : 27,438.07 = 7,199.93 : x
  2. Step 2: Convert to fraction form
    18,296.15/27,438.07 = 7,199.93/x
  3. Step 3: Cross multiply
    18,296.15x = 27,438.07 × 7,199.93
  4. Step 4: Simplify right side
    18,296.15x = 197,552,010.15
  5. Step 5: Solve for x
    x = 197,552,010.15/18,296.15
  6. Step 6: Final answer
    x = 10,797.47

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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.