Home / 13,304.84-19,957.74-3,309.64

Finding the Fourth Proportional to 13,304.84, 19,957.74 and 3,309.64

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Solution

The fourth proportional to 13,304.84, 19,957.74 and 3,309.64 is: 4,964.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.84 : 19,957.74 = 3,309.64 : x
  2. Step 2: Convert to fraction form
    13,304.84/19,957.74 = 3,309.64/x
  3. Step 3: Cross multiply
    13,304.84x = 19,957.74 × 3,309.64
  4. Step 4: Simplify right side
    13,304.84x = 66,052,918.07
  5. Step 5: Solve for x
    x = 66,052,918.07/13,304.84
  6. Step 6: Final answer
    x = 4,964.58

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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.