Home / 28,995.44-40,004.55-16,246.85

Finding the Fourth Proportional to 28,995.44, 40,004.55 and 16,246.85

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Solution

The fourth proportional to 28,995.44, 40,004.55 and 16,246.85 is: 22,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995.44 : 40,004.55 = 16,246.85 : x
  2. Step 2: Convert to fraction form
    28,995.44/40,004.55 = 16,246.85/x
  3. Step 3: Cross multiply
    28,995.44x = 40,004.55 × 16,246.85
  4. Step 4: Simplify right side
    28,995.44x = 649,947,723.14
  5. Step 5: Solve for x
    x = 649,947,723.14/28,995.44
  6. Step 6: Final answer
    x = 22,415.52

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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.