Home / 26,673.56-40,015.21-9,145.16

Finding the Fourth Proportional to 26,673.56, 40,015.21 and 9,145.16

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Solution

The fourth proportional to 26,673.56, 40,015.21 and 9,145.16 is: 13,719.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,673.56 : 40,015.21 = 9,145.16 : x
  2. Step 2: Convert to fraction form
    26,673.56/40,015.21 = 9,145.16/x
  3. Step 3: Cross multiply
    26,673.56x = 40,015.21 × 9,145.16
  4. Step 4: Simplify right side
    26,673.56x = 365,945,497.88
  5. Step 5: Solve for x
    x = 365,945,497.88/26,673.56
  6. Step 6: Final answer
    x = 13,719.41

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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.