Home / 12,622.44-18,918.17-6,300.19

Finding the Fourth Proportional to 12,622.44, 18,918.17 and 6,300.19

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Solution

The fourth proportional to 12,622.44, 18,918.17 and 6,300.19 is: 9,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,622.44 : 18,918.17 = 6,300.19 : x
  2. Step 2: Convert to fraction form
    12,622.44/18,918.17 = 6,300.19/x
  3. Step 3: Cross multiply
    12,622.44x = 18,918.17 × 6,300.19
  4. Step 4: Simplify right side
    12,622.44x = 119,188,065.45
  5. Step 5: Solve for x
    x = 119,188,065.45/12,622.44
  6. Step 6: Final answer
    x = 9,442.55

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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.