Home / 13,824.29-20,739.38-4,464.84

Finding the Fourth Proportional to 13,824.29, 20,739.38 and 4,464.84

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Solution

The fourth proportional to 13,824.29, 20,739.38 and 4,464.84 is: 6,698.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824.29 : 20,739.38 = 4,464.84 : x
  2. Step 2: Convert to fraction form
    13,824.29/20,739.38 = 4,464.84/x
  3. Step 3: Cross multiply
    13,824.29x = 20,739.38 × 4,464.84
  4. Step 4: Simplify right side
    13,824.29x = 92,598,013.40
  5. Step 5: Solve for x
    x = 92,598,013.40/13,824.29
  6. Step 6: Final answer
    x = 6,698.21

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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.