Home / 27,278.17-40,917.26-7,556.74

Finding the Fourth Proportional to 27,278.17, 40,917.26 and 7,556.74

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Solution

The fourth proportional to 27,278.17, 40,917.26 and 7,556.74 is: 11,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,278.17 : 40,917.26 = 7,556.74 : x
  2. Step 2: Convert to fraction form
    27,278.17/40,917.26 = 7,556.74/x
  3. Step 3: Cross multiply
    27,278.17x = 40,917.26 × 7,556.74
  4. Step 4: Simplify right side
    27,278.17x = 309,200,890.75
  5. Step 5: Solve for x
    x = 309,200,890.75/27,278.17
  6. Step 6: Final answer
    x = 11,335.10

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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.