Home / 13,967.10-19,273.41-7,679.70

Finding the Fourth Proportional to 13,967.10, 19,273.41 and 7,679.70

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Solution

The fourth proportional to 13,967.10, 19,273.41 and 7,679.70 is: 10,597.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.10 : 19,273.41 = 7,679.70 : x
  2. Step 2: Convert to fraction form
    13,967.10/19,273.41 = 7,679.70/x
  3. Step 3: Cross multiply
    13,967.10x = 19,273.41 × 7,679.70
  4. Step 4: Simplify right side
    13,967.10x = 148,014,006.78
  5. Step 5: Solve for x
    x = 148,014,006.78/13,967.10
  6. Step 6: Final answer
    x = 10,597.33

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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.