Home / 12,467.23-17,206.43-7,930.33

Finding the Fourth Proportional to 12,467.23, 17,206.43 and 7,930.33

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Solution

The fourth proportional to 12,467.23, 17,206.43 and 7,930.33 is: 10,944.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467.23 : 17,206.43 = 7,930.33 : x
  2. Step 2: Convert to fraction form
    12,467.23/17,206.43 = 7,930.33/x
  3. Step 3: Cross multiply
    12,467.23x = 17,206.43 × 7,930.33
  4. Step 4: Simplify right side
    12,467.23x = 136,452,585.35
  5. Step 5: Solve for x
    x = 136,452,585.35/12,467.23
  6. Step 6: Final answer
    x = 10,944.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.