Home / 19,735.25-27,246.80-12,674.12

Finding the Fourth Proportional to 19,735.25, 27,246.80 and 12,674.12

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Solution

The fourth proportional to 19,735.25, 27,246.80 and 12,674.12 is: 17,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735.25 : 27,246.80 = 12,674.12 : x
  2. Step 2: Convert to fraction form
    19,735.25/27,246.80 = 12,674.12/x
  3. Step 3: Cross multiply
    19,735.25x = 27,246.80 × 12,674.12
  4. Step 4: Simplify right side
    19,735.25x = 345,329,149.45
  5. Step 5: Solve for x
    x = 345,329,149.45/19,735.25
  6. Step 6: Final answer
    x = 17,498.09

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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.