Home / 19,286.46-26,626.94-12,583.71

Finding the Fourth Proportional to 19,286.46, 26,626.94 and 12,583.71

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Solution

The fourth proportional to 19,286.46, 26,626.94 and 12,583.71 is: 17,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,286.46 : 26,626.94 = 12,583.71 : x
  2. Step 2: Convert to fraction form
    19,286.46/26,626.94 = 12,583.71/x
  3. Step 3: Cross multiply
    19,286.46x = 26,626.94 × 12,583.71
  4. Step 4: Simplify right side
    19,286.46x = 335,065,628.23
  5. Step 5: Solve for x
    x = 335,065,628.23/19,286.46
  6. Step 6: Final answer
    x = 17,373.10

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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.