Home / 13,703.52-20,556.47-4,818.09

Finding the Fourth Proportional to 13,703.52, 20,556.47 and 4,818.09

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Solution

The fourth proportional to 13,703.52, 20,556.47 and 4,818.09 is: 7,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,703.52 : 20,556.47 = 4,818.09 : x
  2. Step 2: Convert to fraction form
    13,703.52/20,556.47 = 4,818.09/x
  3. Step 3: Cross multiply
    13,703.52x = 20,556.47 × 4,818.09
  4. Step 4: Simplify right side
    13,703.52x = 99,042,922.54
  5. Step 5: Solve for x
    x = 99,042,922.54/13,703.52
  6. Step 6: Final answer
    x = 7,227.55

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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.