Home / 19,378.49-26,727.67-16,694.25

Finding the Fourth Proportional to 19,378.49, 26,727.67 and 16,694.25

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Solution

The fourth proportional to 19,378.49, 26,727.67 and 16,694.25 is: 23,025.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,378.49 : 26,727.67 = 16,694.25 : x
  2. Step 2: Convert to fraction form
    19,378.49/26,727.67 = 16,694.25/x
  3. Step 3: Cross multiply
    19,378.49x = 26,727.67 × 16,694.25
  4. Step 4: Simplify right side
    19,378.49x = 446,198,475.88
  5. Step 5: Solve for x
    x = 446,198,475.88/19,378.49
  6. Step 6: Final answer
    x = 23,025.45

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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.