Home / 13,486.26-20,232.64-4,252.26

Finding the Fourth Proportional to 13,486.26, 20,232.64 and 4,252.26

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Solution

The fourth proportional to 13,486.26, 20,232.64 and 4,252.26 is: 6,379.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486.26 : 20,232.64 = 4,252.26 : x
  2. Step 2: Convert to fraction form
    13,486.26/20,232.64 = 4,252.26/x
  3. Step 3: Cross multiply
    13,486.26x = 20,232.64 × 4,252.26
  4. Step 4: Simplify right side
    13,486.26x = 86,034,445.77
  5. Step 5: Solve for x
    x = 86,034,445.77/13,486.26
  6. Step 6: Final answer
    x = 6,379.41

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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.