Home / 19,183.07-26,485.68-12,015.94

Finding the Fourth Proportional to 19,183.07, 26,485.68 and 12,015.94

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Solution

The fourth proportional to 19,183.07, 26,485.68 and 12,015.94 is: 16,590.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.07 : 26,485.68 = 12,015.94 : x
  2. Step 2: Convert to fraction form
    19,183.07/26,485.68 = 12,015.94/x
  3. Step 3: Cross multiply
    19,183.07x = 26,485.68 × 12,015.94
  4. Step 4: Simplify right side
    19,183.07x = 318,250,397.41
  5. Step 5: Solve for x
    x = 318,250,397.41/19,183.07
  6. Step 6: Final answer
    x = 16,590.17

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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.