Home / 20,235.24-27,924.66-11,738.98

Finding the Fourth Proportional to 20,235.24, 27,924.66 and 11,738.98

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Solution

The fourth proportional to 20,235.24, 27,924.66 and 11,738.98 is: 16,199.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,235.24 : 27,924.66 = 11,738.98 : x
  2. Step 2: Convert to fraction form
    20,235.24/27,924.66 = 11,738.98/x
  3. Step 3: Cross multiply
    20,235.24x = 27,924.66 × 11,738.98
  4. Step 4: Simplify right side
    20,235.24x = 327,807,025.25
  5. Step 5: Solve for x
    x = 327,807,025.25/20,235.24
  6. Step 6: Final answer
    x = 16,199.81

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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.