Home / 13,537.08-20,301.90-9,181.26

Finding the Fourth Proportional to 13,537.08, 20,301.90 and 9,181.26

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Solution

The fourth proportional to 13,537.08, 20,301.90 and 9,181.26 is: 13,769.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.08 : 20,301.90 = 9,181.26 : x
  2. Step 2: Convert to fraction form
    13,537.08/20,301.90 = 9,181.26/x
  3. Step 3: Cross multiply
    13,537.08x = 20,301.90 × 9,181.26
  4. Step 4: Simplify right side
    13,537.08x = 186,397,022.39
  5. Step 5: Solve for x
    x = 186,397,022.39/13,537.08
  6. Step 6: Final answer
    x = 13,769.37

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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.