Home / 13,633.29-20,462.21-5,741.64

Finding the Fourth Proportional to 13,633.29, 20,462.21 and 5,741.64

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Solution

The fourth proportional to 13,633.29, 20,462.21 and 5,741.64 is: 8,617.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,633.29 : 20,462.21 = 5,741.64 : x
  2. Step 2: Convert to fraction form
    13,633.29/20,462.21 = 5,741.64/x
  3. Step 3: Cross multiply
    13,633.29x = 20,462.21 × 5,741.64
  4. Step 4: Simplify right side
    13,633.29x = 117,486,614.72
  5. Step 5: Solve for x
    x = 117,486,614.72/13,633.29
  6. Step 6: Final answer
    x = 8,617.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.