Home / 19,078.22-28,622.19-5,930.70

Finding the Fourth Proportional to 19,078.22, 28,622.19 and 5,930.70

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Solution

The fourth proportional to 19,078.22, 28,622.19 and 5,930.70 is: 8,897.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,078.22 : 28,622.19 = 5,930.70 : x
  2. Step 2: Convert to fraction form
    19,078.22/28,622.19 = 5,930.70/x
  3. Step 3: Cross multiply
    19,078.22x = 28,622.19 × 5,930.70
  4. Step 4: Simplify right side
    19,078.22x = 169,749,622.23
  5. Step 5: Solve for x
    x = 169,749,622.23/19,078.22
  6. Step 6: Final answer
    x = 8,897.56

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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.