Home / 14,068.49-19,414.64-7,694.95

Finding the Fourth Proportional to 14,068.49, 19,414.64 and 7,694.95

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Solution

The fourth proportional to 14,068.49, 19,414.64 and 7,694.95 is: 10,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068.49 : 19,414.64 = 7,694.95 : x
  2. Step 2: Convert to fraction form
    14,068.49/19,414.64 = 7,694.95/x
  3. Step 3: Cross multiply
    14,068.49x = 19,414.64 × 7,694.95
  4. Step 4: Simplify right side
    14,068.49x = 149,394,647.89
  5. Step 5: Solve for x
    x = 149,394,647.89/14,068.49
  6. Step 6: Final answer
    x = 10,619.10

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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.