Home / 13,346.26-20,020.75-4,580.03

Finding the Fourth Proportional to 13,346.26, 20,020.75 and 4,580.03

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Solution

The fourth proportional to 13,346.26, 20,020.75 and 4,580.03 is: 6,870.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346.26 : 20,020.75 = 4,580.03 : x
  2. Step 2: Convert to fraction form
    13,346.26/20,020.75 = 4,580.03/x
  3. Step 3: Cross multiply
    13,346.26x = 20,020.75 × 4,580.03
  4. Step 4: Simplify right side
    13,346.26x = 91,695,635.62
  5. Step 5: Solve for x
    x = 91,695,635.62/13,346.26
  6. Step 6: Final answer
    x = 6,870.51

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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.