Home / 23,078.27-31,847.63-13,007.70

Finding the Fourth Proportional to 23,078.27, 31,847.63 and 13,007.70

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Solution

The fourth proportional to 23,078.27, 31,847.63 and 13,007.70 is: 17,950.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,078.27 : 31,847.63 = 13,007.70 : x
  2. Step 2: Convert to fraction form
    23,078.27/31,847.63 = 13,007.70/x
  3. Step 3: Cross multiply
    23,078.27x = 31,847.63 × 13,007.70
  4. Step 4: Simplify right side
    23,078.27x = 414,264,351.71
  5. Step 5: Solve for x
    x = 414,264,351.71/23,078.27
  6. Step 6: Final answer
    x = 17,950.41

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