Home / 13,268.97-19,860.15-9,758.01

Finding the Fourth Proportional to 13,268.97, 19,860.15 and 9,758.01

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Solution

The fourth proportional to 13,268.97, 19,860.15 and 9,758.01 is: 14,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.97 : 19,860.15 = 9,758.01 : x
  2. Step 2: Convert to fraction form
    13,268.97/19,860.15 = 9,758.01/x
  3. Step 3: Cross multiply
    13,268.97x = 19,860.15 × 9,758.01
  4. Step 4: Simplify right side
    13,268.97x = 193,795,542.30
  5. Step 5: Solve for x
    x = 193,795,542.30/13,268.97
  6. Step 6: Final answer
    x = 14,605.17

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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.