Home / 13,829.50-20,744.25-4,477.33

Finding the Fourth Proportional to 13,829.50, 20,744.25 and 4,477.33

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Solution

The fourth proportional to 13,829.50, 20,744.25 and 4,477.33 is: 6,716.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829.50 : 20,744.25 = 4,477.33 : x
  2. Step 2: Convert to fraction form
    13,829.50/20,744.25 = 4,477.33/x
  3. Step 3: Cross multiply
    13,829.50x = 20,744.25 × 4,477.33
  4. Step 4: Simplify right side
    13,829.50x = 92,878,852.85
  5. Step 5: Solve for x
    x = 92,878,852.85/13,829.50
  6. Step 6: Final answer
    x = 6,716.00

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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.