Home / 19,022.22-28,534.97-4,982.19

Finding the Fourth Proportional to 19,022.22, 28,534.97 and 4,982.19

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Solution

The fourth proportional to 19,022.22, 28,534.97 and 4,982.19 is: 7,473.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.22 : 28,534.97 = 4,982.19 : x
  2. Step 2: Convert to fraction form
    19,022.22/28,534.97 = 4,982.19/x
  3. Step 3: Cross multiply
    19,022.22x = 28,534.97 × 4,982.19
  4. Step 4: Simplify right side
    19,022.22x = 142,166,642.18
  5. Step 5: Solve for x
    x = 142,166,642.18/19,022.22
  6. Step 6: Final answer
    x = 7,473.71

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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.