Home / 26,160.89-39,237.12-7,181.09

Finding the Fourth Proportional to 26,160.89, 39,237.12 and 7,181.09

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Solution

The fourth proportional to 26,160.89, 39,237.12 and 7,181.09 is: 10,770.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,160.89 : 39,237.12 = 7,181.09 : x
  2. Step 2: Convert to fraction form
    26,160.89/39,237.12 = 7,181.09/x
  3. Step 3: Cross multiply
    26,160.89x = 39,237.12 × 7,181.09
  4. Step 4: Simplify right side
    26,160.89x = 281,765,416.64
  5. Step 5: Solve for x
    x = 281,765,416.64/26,160.89
  6. Step 6: Final answer
    x = 10,770.48

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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.