Home / 11,556.72-15,844.21-11,346.53

Finding the Fourth Proportional to 11,556.72, 15,844.21 and 11,346.53

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Solution

The fourth proportional to 11,556.72, 15,844.21 and 11,346.53 is: 15,556.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.72 : 15,844.21 = 11,346.53 : x
  2. Step 2: Convert to fraction form
    11,556.72/15,844.21 = 11,346.53/x
  3. Step 3: Cross multiply
    11,556.72x = 15,844.21 × 11,346.53
  4. Step 4: Simplify right side
    11,556.72x = 179,776,696.50
  5. Step 5: Solve for x
    x = 179,776,696.50/11,556.72
  6. Step 6: Final answer
    x = 15,556.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.