Home / 28,093.68-38,770.45-16,157.03

Finding the Fourth Proportional to 28,093.68, 38,770.45 and 16,157.03

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Solution

The fourth proportional to 28,093.68, 38,770.45 and 16,157.03 is: 22,297.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093.68 : 38,770.45 = 16,157.03 : x
  2. Step 2: Convert to fraction form
    28,093.68/38,770.45 = 16,157.03/x
  3. Step 3: Cross multiply
    28,093.68x = 38,770.45 × 16,157.03
  4. Step 4: Simplify right side
    28,093.68x = 626,415,150.11
  5. Step 5: Solve for x
    x = 626,415,150.11/28,093.68
  6. Step 6: Final answer
    x = 22,297.37

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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.