Home / 10,032.44-13,845.28-5,556.68

Finding the Fourth Proportional to 10,032.44, 13,845.28 and 5,556.68

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Solution

The fourth proportional to 10,032.44, 13,845.28 and 5,556.68 is: 7,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,032.44 : 13,845.28 = 5,556.68 : x
  2. Step 2: Convert to fraction form
    10,032.44/13,845.28 = 5,556.68/x
  3. Step 3: Cross multiply
    10,032.44x = 13,845.28 × 5,556.68
  4. Step 4: Simplify right side
    10,032.44x = 76,933,790.47
  5. Step 5: Solve for x
    x = 76,933,790.47/10,032.44
  6. Step 6: Final answer
    x = 7,668.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.