Home / 13,230.03-19,842.75-3,743.01

Finding the Fourth Proportional to 13,230.03, 19,842.75 and 3,743.01

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Solution

The fourth proportional to 13,230.03, 19,842.75 and 3,743.01 is: 5,613.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230.03 : 19,842.75 = 3,743.01 : x
  2. Step 2: Convert to fraction form
    13,230.03/19,842.75 = 3,743.01/x
  3. Step 3: Cross multiply
    13,230.03x = 19,842.75 × 3,743.01
  4. Step 4: Simplify right side
    13,230.03x = 74,271,611.68
  5. Step 5: Solve for x
    x = 74,271,611.68/13,230.03
  6. Step 6: Final answer
    x = 5,613.87

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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.