Home / 14,097-21,146.73-3,708.75

Finding the Fourth Proportional to 14,097, 21,146.73 and 3,708.75

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Solution

The fourth proportional to 14,097, 21,146.73 and 3,708.75 is: 5,563.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097 : 21,146.73 = 3,708.75 : x
  2. Step 2: Convert to fraction form
    14,097/21,146.73 = 3,708.75/x
  3. Step 3: Cross multiply
    14,097x = 21,146.73 × 3,708.75
  4. Step 4: Simplify right side
    14,097x = 78,427,934.89
  5. Step 5: Solve for x
    x = 78,427,934.89/14,097
  6. Step 6: Final answer
    x = 5,563.45

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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.