Home / 17,317.96-23,882.82-12,993.77

Finding the Fourth Proportional to 17,317.96, 23,882.82 and 12,993.77

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Solution

The fourth proportional to 17,317.96, 23,882.82 and 12,993.77 is: 17,919.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,317.96 : 23,882.82 = 12,993.77 : x
  2. Step 2: Convert to fraction form
    17,317.96/23,882.82 = 12,993.77/x
  3. Step 3: Cross multiply
    17,317.96x = 23,882.82 × 12,993.77
  4. Step 4: Simplify right side
    17,317.96x = 310,327,881.01
  5. Step 5: Solve for x
    x = 310,327,881.01/17,317.96
  6. Step 6: Final answer
    x = 17,919.43

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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.