Home / 13,960.98-20,944.71-6,172.02

Finding the Fourth Proportional to 13,960.98, 20,944.71 and 6,172.02

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Solution

The fourth proportional to 13,960.98, 20,944.71 and 6,172.02 is: 9,259.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.98 : 20,944.71 = 6,172.02 : x
  2. Step 2: Convert to fraction form
    13,960.98/20,944.71 = 6,172.02/x
  3. Step 3: Cross multiply
    13,960.98x = 20,944.71 × 6,172.02
  4. Step 4: Simplify right side
    13,960.98x = 129,271,169.01
  5. Step 5: Solve for x
    x = 129,271,169.01/13,960.98
  6. Step 6: Final answer
    x = 9,259.46

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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.