Home / 19,696.27-29,530.56-7,214.67

Finding the Fourth Proportional to 19,696.27, 29,530.56 and 7,214.67

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Solution

The fourth proportional to 19,696.27, 29,530.56 and 7,214.67 is: 10,816.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,696.27 : 29,530.56 = 7,214.67 : x
  2. Step 2: Convert to fraction form
    19,696.27/29,530.56 = 7,214.67/x
  3. Step 3: Cross multiply
    19,696.27x = 29,530.56 × 7,214.67
  4. Step 4: Simplify right side
    19,696.27x = 213,053,245.32
  5. Step 5: Solve for x
    x = 213,053,245.32/19,696.27
  6. Step 6: Final answer
    x = 10,816.93

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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.