Home / 26,949.68-40,428.84-11,369.60

Finding the Fourth Proportional to 26,949.68, 40,428.84 and 11,369.60

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Solution

The fourth proportional to 26,949.68, 40,428.84 and 11,369.60 is: 17,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949.68 : 40,428.84 = 11,369.60 : x
  2. Step 2: Convert to fraction form
    26,949.68/40,428.84 = 11,369.60/x
  3. Step 3: Cross multiply
    26,949.68x = 40,428.84 × 11,369.60
  4. Step 4: Simplify right side
    26,949.68x = 459,659,739.26
  5. Step 5: Solve for x
    x = 459,659,739.26/26,949.68
  6. Step 6: Final answer
    x = 17,056.22

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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.