Home / 35,231.56-48,620.58-20,126.44

Finding the Fourth Proportional to 35,231.56, 48,620.58 and 20,126.44

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Solution

The fourth proportional to 35,231.56, 48,620.58 and 20,126.44 is: 27,775.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,231.56 : 48,620.58 = 20,126.44 : x
  2. Step 2: Convert to fraction form
    35,231.56/48,620.58 = 20,126.44/x
  3. Step 3: Cross multiply
    35,231.56x = 48,620.58 × 20,126.44
  4. Step 4: Simplify right side
    35,231.56x = 978,559,186.14
  5. Step 5: Solve for x
    x = 978,559,186.14/35,231.56
  6. Step 6: Final answer
    x = 27,775.07

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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.