Home / 13,867.24-20,796.30-6,937

Finding the Fourth Proportional to 13,867.24, 20,796.30 and 6,937

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Solution

The fourth proportional to 13,867.24, 20,796.30 and 6,937 is: 10,403.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.24 : 20,796.30 = 6,937 : x
  2. Step 2: Convert to fraction form
    13,867.24/20,796.30 = 6,937/x
  3. Step 3: Cross multiply
    13,867.24x = 20,796.30 × 6,937
  4. Step 4: Simplify right side
    13,867.24x = 144,263,933.10
  5. Step 5: Solve for x
    x = 144,263,933.10/13,867.24
  6. Step 6: Final answer
    x = 10,403.22

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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.