Home / 12,941.82-19,412.73-4,176.75

Finding the Fourth Proportional to 12,941.82, 19,412.73 and 4,176.75

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Solution

The fourth proportional to 12,941.82, 19,412.73 and 4,176.75 is: 6,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.82 : 19,412.73 = 4,176.75 : x
  2. Step 2: Convert to fraction form
    12,941.82/19,412.73 = 4,176.75/x
  3. Step 3: Cross multiply
    12,941.82x = 19,412.73 × 4,176.75
  4. Step 4: Simplify right side
    12,941.82x = 81,082,120.03
  5. Step 5: Solve for x
    x = 81,082,120.03/12,941.82
  6. Step 6: Final answer
    x = 6,265.13

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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.