Home / 12,668.12-17,455.74-10,773.08

Finding the Fourth Proportional to 12,668.12, 17,455.74 and 10,773.08

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Solution

The fourth proportional to 12,668.12, 17,455.74 and 10,773.08 is: 14,844.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,668.12 : 17,455.74 = 10,773.08 : x
  2. Step 2: Convert to fraction form
    12,668.12/17,455.74 = 10,773.08/x
  3. Step 3: Cross multiply
    12,668.12x = 17,455.74 × 10,773.08
  4. Step 4: Simplify right side
    12,668.12x = 188,052,083.48
  5. Step 5: Solve for x
    x = 188,052,083.48/12,668.12
  6. Step 6: Final answer
    x = 14,844.51

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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.