Home / 28,833.06-43,234.74-16,990.32

Finding the Fourth Proportional to 28,833.06, 43,234.74 and 16,990.32

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Solution

The fourth proportional to 28,833.06, 43,234.74 and 16,990.32 is: 25,476.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,833.06 : 43,234.74 = 16,990.32 : x
  2. Step 2: Convert to fraction form
    28,833.06/43,234.74 = 16,990.32/x
  3. Step 3: Cross multiply
    28,833.06x = 43,234.74 × 16,990.32
  4. Step 4: Simplify right side
    28,833.06x = 734,572,067.72
  5. Step 5: Solve for x
    x = 734,572,067.72/28,833.06
  6. Step 6: Final answer
    x = 25,476.73

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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.