Home / 27,277.72-40,918.90-7,556.28

Finding the Fourth Proportional to 27,277.72, 40,918.90 and 7,556.28

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Solution

The fourth proportional to 27,277.72, 40,918.90 and 7,556.28 is: 11,335.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,277.72 : 40,918.90 = 7,556.28 : x
  2. Step 2: Convert to fraction form
    27,277.72/40,918.90 = 7,556.28/x
  3. Step 3: Cross multiply
    27,277.72x = 40,918.90 × 7,556.28
  4. Step 4: Simplify right side
    27,277.72x = 309,194,665.69
  5. Step 5: Solve for x
    x = 309,194,665.69/27,277.72
  6. Step 6: Final answer
    x = 11,335.06

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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.