Home / 13,022.29-19,533.44-3,663.30

Finding the Fourth Proportional to 13,022.29, 19,533.44 and 3,663.30

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Solution

The fourth proportional to 13,022.29, 19,533.44 and 3,663.30 is: 5,494.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.29 : 19,533.44 = 3,663.30 : x
  2. Step 2: Convert to fraction form
    13,022.29/19,533.44 = 3,663.30/x
  3. Step 3: Cross multiply
    13,022.29x = 19,533.44 × 3,663.30
  4. Step 4: Simplify right side
    13,022.29x = 71,556,933.16
  5. Step 5: Solve for x
    x = 71,556,933.16/13,022.29
  6. Step 6: Final answer
    x = 5,494.96

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Similar ratio
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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.