Home / 19,183.17-26,451.62-13,134.41

Finding the Fourth Proportional to 19,183.17, 26,451.62 and 13,134.41

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Solution

The fourth proportional to 19,183.17, 26,451.62 and 13,134.41 is: 18,110.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.17 : 26,451.62 = 13,134.41 : x
  2. Step 2: Convert to fraction form
    19,183.17/26,451.62 = 13,134.41/x
  3. Step 3: Cross multiply
    19,183.17x = 26,451.62 × 13,134.41
  4. Step 4: Simplify right side
    19,183.17x = 347,426,224.31
  5. Step 5: Solve for x
    x = 347,426,224.31/19,183.17
  6. Step 6: Final answer
    x = 18,110.99

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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.