Home / 19,311.67-26,585.26-17,183.90

Finding the Fourth Proportional to 19,311.67, 26,585.26 and 17,183.90

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Solution

The fourth proportional to 19,311.67, 26,585.26 and 17,183.90 is: 23,656.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,311.67 : 26,585.26 = 17,183.90 : x
  2. Step 2: Convert to fraction form
    19,311.67/26,585.26 = 17,183.90/x
  3. Step 3: Cross multiply
    19,311.67x = 26,585.26 × 17,183.90
  4. Step 4: Simplify right side
    19,311.67x = 456,838,419.93
  5. Step 5: Solve for x
    x = 456,838,419.93/19,311.67
  6. Step 6: Final answer
    x = 23,656.09

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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.