Home / 13,829.10-20,739.14-4,466.91

Finding the Fourth Proportional to 13,829.10, 20,739.14 and 4,466.91

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Solution

The fourth proportional to 13,829.10, 20,739.14 and 4,466.91 is: 6,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829.10 : 20,739.14 = 4,466.91 : x
  2. Step 2: Convert to fraction form
    13,829.10/20,739.14 = 4,466.91/x
  3. Step 3: Cross multiply
    13,829.10x = 20,739.14 × 4,466.91
  4. Step 4: Simplify right side
    13,829.10x = 92,639,944.05
  5. Step 5: Solve for x
    x = 92,639,944.05/13,829.10
  6. Step 6: Final answer
    x = 6,698.92

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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.