Home / 19,183.49-26,452.04-13,134.72

Finding the Fourth Proportional to 19,183.49, 26,452.04 and 13,134.72

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Solution

The fourth proportional to 19,183.49, 26,452.04 and 13,134.72 is: 18,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.49 : 26,452.04 = 13,134.72 : x
  2. Step 2: Convert to fraction form
    19,183.49/26,452.04 = 13,134.72/x
  3. Step 3: Cross multiply
    19,183.49x = 26,452.04 × 13,134.72
  4. Step 4: Simplify right side
    19,183.49x = 347,440,138.83
  5. Step 5: Solve for x
    x = 347,440,138.83/19,183.49
  6. Step 6: Final answer
    x = 18,111.41

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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.