Home / 18,770.32-28,161.69-6,296.23

Finding the Fourth Proportional to 18,770.32, 28,161.69 and 6,296.23

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Solution

The fourth proportional to 18,770.32, 28,161.69 and 6,296.23 is: 9,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,770.32 : 28,161.69 = 6,296.23 : x
  2. Step 2: Convert to fraction form
    18,770.32/28,161.69 = 6,296.23/x
  3. Step 3: Cross multiply
    18,770.32x = 28,161.69 × 6,296.23
  4. Step 4: Simplify right side
    18,770.32x = 177,312,477.43
  5. Step 5: Solve for x
    x = 177,312,477.43/18,770.32
  6. Step 6: Final answer
    x = 9,446.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.