Home / 26,918.73-40,378.23-11,347.29

Finding the Fourth Proportional to 26,918.73, 40,378.23 and 11,347.29

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Solution

The fourth proportional to 26,918.73, 40,378.23 and 11,347.29 is: 17,020.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,918.73 : 40,378.23 = 11,347.29 : x
  2. Step 2: Convert to fraction form
    26,918.73/40,378.23 = 11,347.29/x
  3. Step 3: Cross multiply
    26,918.73x = 40,378.23 × 11,347.29
  4. Step 4: Simplify right side
    26,918.73x = 458,183,485.50
  5. Step 5: Solve for x
    x = 458,183,485.50/26,918.73
  6. Step 6: Final answer
    x = 17,020.99

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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.