Home / 27,216.82-37,556.64-15,277.96

Finding the Fourth Proportional to 27,216.82, 37,556.64 and 15,277.96

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Solution

The fourth proportional to 27,216.82, 37,556.64 and 15,277.96 is: 21,082.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216.82 : 37,556.64 = 15,277.96 : x
  2. Step 2: Convert to fraction form
    27,216.82/37,556.64 = 15,277.96/x
  3. Step 3: Cross multiply
    27,216.82x = 37,556.64 × 15,277.96
  4. Step 4: Simplify right side
    27,216.82x = 573,788,843.65
  5. Step 5: Solve for x
    x = 573,788,843.65/27,216.82
  6. Step 6: Final answer
    x = 21,082.14

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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.