Home / 26,796.31-40,194.81-18,474.10

Finding the Fourth Proportional to 26,796.31, 40,194.81 and 18,474.10

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Solution

The fourth proportional to 26,796.31, 40,194.81 and 18,474.10 is: 27,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,796.31 : 40,194.81 = 18,474.10 : x
  2. Step 2: Convert to fraction form
    26,796.31/40,194.81 = 18,474.10/x
  3. Step 3: Cross multiply
    26,796.31x = 40,194.81 × 18,474.10
  4. Step 4: Simplify right side
    26,796.31x = 742,562,939.42
  5. Step 5: Solve for x
    x = 742,562,939.42/26,796.31
  6. Step 6: Final answer
    x = 27,711.39

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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.