Home / 26,699.40-40,016.70-11,892.60

Finding the Fourth Proportional to 26,699.40, 40,016.70 and 11,892.60

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Solution

The fourth proportional to 26,699.40, 40,016.70 and 11,892.60 is: 17,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,699.40 : 40,016.70 = 11,892.60 : x
  2. Step 2: Convert to fraction form
    26,699.40/40,016.70 = 11,892.60/x
  3. Step 3: Cross multiply
    26,699.40x = 40,016.70 × 11,892.60
  4. Step 4: Simplify right side
    26,699.40x = 475,902,606.42
  5. Step 5: Solve for x
    x = 475,902,606.42/26,699.40
  6. Step 6: Final answer
    x = 17,824.47

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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.