Home / 28,995.26-40,013.44-16,422.44

Finding the Fourth Proportional to 28,995.26, 40,013.44 and 16,422.44

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Solution

The fourth proportional to 28,995.26, 40,013.44 and 16,422.44 is: 22,662.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995.26 : 40,013.44 = 16,422.44 : x
  2. Step 2: Convert to fraction form
    28,995.26/40,013.44 = 16,422.44/x
  3. Step 3: Cross multiply
    28,995.26x = 40,013.44 × 16,422.44
  4. Step 4: Simplify right side
    28,995.26x = 657,118,317.59
  5. Step 5: Solve for x
    x = 657,118,317.59/28,995.26
  6. Step 6: Final answer
    x = 22,662.96

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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.