Home / 28,843.32-39,804.30-16,915.26

Finding the Fourth Proportional to 28,843.32, 39,804.30 and 16,915.26

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Solution

The fourth proportional to 28,843.32, 39,804.30 and 16,915.26 is: 23,343.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843.32 : 39,804.30 = 16,915.26 : x
  2. Step 2: Convert to fraction form
    28,843.32/39,804.30 = 16,915.26/x
  3. Step 3: Cross multiply
    28,843.32x = 39,804.30 × 16,915.26
  4. Step 4: Simplify right side
    28,843.32x = 673,300,083.62
  5. Step 5: Solve for x
    x = 673,300,083.62/28,843.32
  6. Step 6: Final answer
    x = 23,343.36

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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.