Home / 12,304.49-16,979.13-7,268.94

Finding the Fourth Proportional to 12,304.49, 16,979.13 and 7,268.94

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Solution

The fourth proportional to 12,304.49, 16,979.13 and 7,268.94 is: 10,030.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304.49 : 16,979.13 = 7,268.94 : x
  2. Step 2: Convert to fraction form
    12,304.49/16,979.13 = 7,268.94/x
  3. Step 3: Cross multiply
    12,304.49x = 16,979.13 × 7,268.94
  4. Step 4: Simplify right side
    12,304.49x = 123,420,277.22
  5. Step 5: Solve for x
    x = 123,420,277.22/12,304.49
  6. Step 6: Final answer
    x = 10,030.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.