Home / 17,284.57-25,936.90-7,288.67

Finding the Fourth Proportional to 17,284.57, 25,936.90 and 7,288.67

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Solution

The fourth proportional to 17,284.57, 25,936.90 and 7,288.67 is: 10,937.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,284.57 : 25,936.90 = 7,288.67 : x
  2. Step 2: Convert to fraction form
    17,284.57/25,936.90 = 7,288.67/x
  3. Step 3: Cross multiply
    17,284.57x = 25,936.90 × 7,288.67
  4. Step 4: Simplify right side
    17,284.57x = 189,045,551.54
  5. Step 5: Solve for x
    x = 189,045,551.54/17,284.57
  6. Step 6: Final answer
    x = 10,937.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.