Home / 26,116.67-39,181.62-12,086.79

Finding the Fourth Proportional to 26,116.67, 39,181.62 and 12,086.79

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Solution

The fourth proportional to 26,116.67, 39,181.62 and 12,086.79 is: 18,133.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,116.67 : 39,181.62 = 12,086.79 : x
  2. Step 2: Convert to fraction form
    26,116.67/39,181.62 = 12,086.79/x
  3. Step 3: Cross multiply
    26,116.67x = 39,181.62 × 12,086.79
  4. Step 4: Simplify right side
    26,116.67x = 473,580,241.79
  5. Step 5: Solve for x
    x = 473,580,241.79/26,116.67
  6. Step 6: Final answer
    x = 18,133.26

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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.