Home / 28,093.26-38,770.74-16,160.34

Finding the Fourth Proportional to 28,093.26, 38,770.74 and 16,160.34

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Solution

The fourth proportional to 28,093.26, 38,770.74 and 16,160.34 is: 22,302.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093.26 : 38,770.74 = 16,160.34 : x
  2. Step 2: Convert to fraction form
    28,093.26/38,770.74 = 16,160.34/x
  3. Step 3: Cross multiply
    28,093.26x = 38,770.74 × 16,160.34
  4. Step 4: Simplify right side
    28,093.26x = 626,548,340.45
  5. Step 5: Solve for x
    x = 626,548,340.45/28,093.26
  6. Step 6: Final answer
    x = 22,302.44

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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.