Home / 11,556.48-17,330.16-4,159.52

Finding the Fourth Proportional to 11,556.48, 17,330.16 and 4,159.52

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Solution

The fourth proportional to 11,556.48, 17,330.16 and 4,159.52 is: 6,237.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.48 : 17,330.16 = 4,159.52 : x
  2. Step 2: Convert to fraction form
    11,556.48/17,330.16 = 4,159.52/x
  3. Step 3: Cross multiply
    11,556.48x = 17,330.16 × 4,159.52
  4. Step 4: Simplify right side
    11,556.48x = 72,085,147.12
  5. Step 5: Solve for x
    x = 72,085,147.12/11,556.48
  6. Step 6: Final answer
    x = 6,237.64

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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.