Home / 13,946.52-20,917.58-4,083.48

Finding the Fourth Proportional to 13,946.52, 20,917.58 and 4,083.48

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Solution

The fourth proportional to 13,946.52, 20,917.58 and 4,083.48 is: 6,124.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.52 : 20,917.58 = 4,083.48 : x
  2. Step 2: Convert to fraction form
    13,946.52/20,917.58 = 4,083.48/x
  3. Step 3: Cross multiply
    13,946.52x = 20,917.58 × 4,083.48
  4. Step 4: Simplify right side
    13,946.52x = 85,416,519.58
  5. Step 5: Solve for x
    x = 85,416,519.58/13,946.52
  6. Step 6: Final answer
    x = 6,124.58

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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.