Home / 19,183.79-26,473.64-11,224.47

Finding the Fourth Proportional to 19,183.79, 26,473.64 and 11,224.47

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Solution

The fourth proportional to 19,183.79, 26,473.64 and 11,224.47 is: 15,489.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.79 : 26,473.64 = 11,224.47 : x
  2. Step 2: Convert to fraction form
    19,183.79/26,473.64 = 11,224.47/x
  3. Step 3: Cross multiply
    19,183.79x = 26,473.64 × 11,224.47
  4. Step 4: Simplify right side
    19,183.79x = 297,152,621.12
  5. Step 5: Solve for x
    x = 297,152,621.12/19,183.79
  6. Step 6: Final answer
    x = 15,489.78

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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.