Home / 12,736.62-19,110.33-6,167.70

Finding the Fourth Proportional to 12,736.62, 19,110.33 and 6,167.70

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Solution

The fourth proportional to 12,736.62, 19,110.33 and 6,167.70 is: 9,254.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736.62 : 19,110.33 = 6,167.70 : x
  2. Step 2: Convert to fraction form
    12,736.62/19,110.33 = 6,167.70/x
  3. Step 3: Cross multiply
    12,736.62x = 19,110.33 × 6,167.70
  4. Step 4: Simplify right side
    12,736.62x = 117,866,782.34
  5. Step 5: Solve for x
    x = 117,866,782.34/12,736.62
  6. Step 6: Final answer
    x = 9,254.16

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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.