Home / 13,974.36-19,284.34-7,601.08

Finding the Fourth Proportional to 13,974.36, 19,284.34 and 7,601.08

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Solution

The fourth proportional to 13,974.36, 19,284.34 and 7,601.08 is: 10,489.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974.36 : 19,284.34 = 7,601.08 : x
  2. Step 2: Convert to fraction form
    13,974.36/19,284.34 = 7,601.08/x
  3. Step 3: Cross multiply
    13,974.36x = 19,284.34 × 7,601.08
  4. Step 4: Simplify right side
    13,974.36x = 146,581,811.09
  5. Step 5: Solve for x
    x = 146,581,811.09/13,974.36
  6. Step 6: Final answer
    x = 10,489.34

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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.