Home / 17,485.46-26,228.38-13,997.64

Finding the Fourth Proportional to 17,485.46, 26,228.38 and 13,997.64

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Solution

The fourth proportional to 17,485.46, 26,228.38 and 13,997.64 is: 20,996.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485.46 : 26,228.38 = 13,997.64 : x
  2. Step 2: Convert to fraction form
    17,485.46/26,228.38 = 13,997.64/x
  3. Step 3: Cross multiply
    17,485.46x = 26,228.38 × 13,997.64
  4. Step 4: Simplify right side
    17,485.46x = 367,135,421.02
  5. Step 5: Solve for x
    x = 367,135,421.02/17,485.46
  6. Step 6: Final answer
    x = 20,996.61

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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.