Home / 28,093.93-38,770.75-16,157.26

Finding the Fourth Proportional to 28,093.93, 38,770.75 and 16,157.26

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Solution

The fourth proportional to 28,093.93, 38,770.75 and 16,157.26 is: 22,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093.93 : 38,770.75 = 16,157.26 : x
  2. Step 2: Convert to fraction form
    28,093.93/38,770.75 = 16,157.26/x
  3. Step 3: Cross multiply
    28,093.93x = 38,770.75 × 16,157.26
  4. Step 4: Simplify right side
    28,093.93x = 626,429,088.15
  5. Step 5: Solve for x
    x = 626,429,088.15/28,093.93
  6. Step 6: Final answer
    x = 22,297.67

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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.