Home / 13,957.09-19,260.64-7,669.33

Finding the Fourth Proportional to 13,957.09, 19,260.64 and 7,669.33

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Solution

The fourth proportional to 13,957.09, 19,260.64 and 7,669.33 is: 10,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957.09 : 19,260.64 = 7,669.33 : x
  2. Step 2: Convert to fraction form
    13,957.09/19,260.64 = 7,669.33/x
  3. Step 3: Cross multiply
    13,957.09x = 19,260.64 × 7,669.33
  4. Step 4: Simplify right side
    13,957.09x = 147,716,204.17
  5. Step 5: Solve for x
    x = 147,716,204.17/13,957.09
  6. Step 6: Final answer
    x = 10,583.60

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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.