Home / 26,728.25-36,885.44-14,629.79

Finding the Fourth Proportional to 26,728.25, 36,885.44 and 14,629.79

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Solution

The fourth proportional to 26,728.25, 36,885.44 and 14,629.79 is: 20,189.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,728.25 : 36,885.44 = 14,629.79 : x
  2. Step 2: Convert to fraction form
    26,728.25/36,885.44 = 14,629.79/x
  3. Step 3: Cross multiply
    26,728.25x = 36,885.44 × 14,629.79
  4. Step 4: Simplify right side
    26,728.25x = 539,626,370.05
  5. Step 5: Solve for x
    x = 539,626,370.05/26,728.25
  6. Step 6: Final answer
    x = 20,189.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.