Home / 18,736.16-28,104.23-5,597.75

Finding the Fourth Proportional to 18,736.16, 28,104.23 and 5,597.75

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Solution

The fourth proportional to 18,736.16, 28,104.23 and 5,597.75 is: 8,396.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.16 : 28,104.23 = 5,597.75 : x
  2. Step 2: Convert to fraction form
    18,736.16/28,104.23 = 5,597.75/x
  3. Step 3: Cross multiply
    18,736.16x = 28,104.23 × 5,597.75
  4. Step 4: Simplify right side
    18,736.16x = 157,320,537.74
  5. Step 5: Solve for x
    x = 157,320,537.74/18,736.16
  6. Step 6: Final answer
    x = 8,396.63

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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.