Home / 14,647.06-21,974.34-4,258.81

Finding the Fourth Proportional to 14,647.06, 21,974.34 and 4,258.81

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Solution

The fourth proportional to 14,647.06, 21,974.34 and 4,258.81 is: 6,389.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647.06 : 21,974.34 = 4,258.81 : x
  2. Step 2: Convert to fraction form
    14,647.06/21,974.34 = 4,258.81/x
  3. Step 3: Cross multiply
    14,647.06x = 21,974.34 × 4,258.81
  4. Step 4: Simplify right side
    14,647.06x = 93,584,538.94
  5. Step 5: Solve for x
    x = 93,584,538.94/14,647.06
  6. Step 6: Final answer
    x = 6,389.31

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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.