Home / 13,829.27-20,736.74-4,941.19

Finding the Fourth Proportional to 13,829.27, 20,736.74 and 4,941.19

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Solution

The fourth proportional to 13,829.27, 20,736.74 and 4,941.19 is: 7,409.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829.27 : 20,736.74 = 4,941.19 : x
  2. Step 2: Convert to fraction form
    13,829.27/20,736.74 = 4,941.19/x
  3. Step 3: Cross multiply
    13,829.27x = 20,736.74 × 4,941.19
  4. Step 4: Simplify right side
    13,829.27x = 102,464,172.32
  5. Step 5: Solve for x
    x = 102,464,172.32/13,829.27
  6. Step 6: Final answer
    x = 7,409.22

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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.