Home / 13,941.06-20,911.32-3,552.84

Finding the Fourth Proportional to 13,941.06, 20,911.32 and 3,552.84

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Solution

The fourth proportional to 13,941.06, 20,911.32 and 3,552.84 is: 5,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.06 : 20,911.32 = 3,552.84 : x
  2. Step 2: Convert to fraction form
    13,941.06/20,911.32 = 3,552.84/x
  3. Step 3: Cross multiply
    13,941.06x = 20,911.32 × 3,552.84
  4. Step 4: Simplify right side
    13,941.06x = 74,294,574.15
  5. Step 5: Solve for x
    x = 74,294,574.15/13,941.06
  6. Step 6: Final answer
    x = 5,329.19

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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.