Home / 13,960.77-20,941.28-4,100.22

Finding the Fourth Proportional to 13,960.77, 20,941.28 and 4,100.22

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Solution

The fourth proportional to 13,960.77, 20,941.28 and 4,100.22 is: 6,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.77 : 20,941.28 = 4,100.22 : x
  2. Step 2: Convert to fraction form
    13,960.77/20,941.28 = 4,100.22/x
  3. Step 3: Cross multiply
    13,960.77x = 20,941.28 × 4,100.22
  4. Step 4: Simplify right side
    13,960.77x = 85,863,834.58
  5. Step 5: Solve for x
    x = 85,863,834.58/13,960.77
  6. Step 6: Final answer
    x = 6,150.37

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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.