Home / 12,746.33-17,589.67-7,080.81

Finding the Fourth Proportional to 12,746.33, 17,589.67 and 7,080.81

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Solution

The fourth proportional to 12,746.33, 17,589.67 and 7,080.81 is: 9,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746.33 : 17,589.67 = 7,080.81 : x
  2. Step 2: Convert to fraction form
    12,746.33/17,589.67 = 7,080.81/x
  3. Step 3: Cross multiply
    12,746.33x = 17,589.67 × 7,080.81
  4. Step 4: Simplify right side
    12,746.33x = 124,549,075.83
  5. Step 5: Solve for x
    x = 124,549,075.83/12,746.33
  6. Step 6: Final answer
    x = 9,771.37

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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.