Home / 13,471.96-18,589.28-8,093.24

Finding the Fourth Proportional to 13,471.96, 18,589.28 and 8,093.24

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Solution

The fourth proportional to 13,471.96, 18,589.28 and 8,093.24 is: 11,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471.96 : 18,589.28 = 8,093.24 : x
  2. Step 2: Convert to fraction form
    13,471.96/18,589.28 = 8,093.24/x
  3. Step 3: Cross multiply
    13,471.96x = 18,589.28 × 8,093.24
  4. Step 4: Simplify right side
    13,471.96x = 150,447,504.47
  5. Step 5: Solve for x
    x = 150,447,504.47/13,471.96
  6. Step 6: Final answer
    x = 11,167.45

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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.