Home / 13,973.69-20,960.33-3,443.83

Finding the Fourth Proportional to 13,973.69, 20,960.33 and 3,443.83

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Solution

The fourth proportional to 13,973.69, 20,960.33 and 3,443.83 is: 5,165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.69 : 20,960.33 = 3,443.83 : x
  2. Step 2: Convert to fraction form
    13,973.69/20,960.33 = 3,443.83/x
  3. Step 3: Cross multiply
    13,973.69x = 20,960.33 × 3,443.83
  4. Step 4: Simplify right side
    13,973.69x = 72,183,813.26
  5. Step 5: Solve for x
    x = 72,183,813.26/13,973.69
  6. Step 6: Final answer
    x = 5,165.69

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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.