Home / 19,201.56-28,804.68-5,350.56

Finding the Fourth Proportional to 19,201.56, 28,804.68 and 5,350.56

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Solution

The fourth proportional to 19,201.56, 28,804.68 and 5,350.56 is: 8,026.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.56 : 28,804.68 = 5,350.56 : x
  2. Step 2: Convert to fraction form
    19,201.56/28,804.68 = 5,350.56/x
  3. Step 3: Cross multiply
    19,201.56x = 28,804.68 × 5,350.56
  4. Step 4: Simplify right side
    19,201.56x = 154,121,168.62
  5. Step 5: Solve for x
    x = 154,121,168.62/19,201.56
  6. Step 6: Final answer
    x = 8,026.49

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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.