Home / 28,398.03-39,226.26-23,040.37

Finding the Fourth Proportional to 28,398.03, 39,226.26 and 23,040.37

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Solution

The fourth proportional to 28,398.03, 39,226.26 and 23,040.37 is: 31,825.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,398.03 : 39,226.26 = 23,040.37 : x
  2. Step 2: Convert to fraction form
    28,398.03/39,226.26 = 23,040.37/x
  3. Step 3: Cross multiply
    28,398.03x = 39,226.26 × 23,040.37
  4. Step 4: Simplify right side
    28,398.03x = 903,787,544.12
  5. Step 5: Solve for x
    x = 903,787,544.12/28,398.03
  6. Step 6: Final answer
    x = 31,825.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.