Home / 38,018.78-57,065.10-27,556.10

Finding the Fourth Proportional to 38,018.78, 57,065.10 and 27,556.10

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Solution

The fourth proportional to 38,018.78, 57,065.10 and 27,556.10 is: 41,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,018.78 : 57,065.10 = 27,556.10 : x
  2. Step 2: Convert to fraction form
    38,018.78/57,065.10 = 27,556.10/x
  3. Step 3: Cross multiply
    38,018.78x = 57,065.10 × 27,556.10
  4. Step 4: Simplify right side
    38,018.78x = 1,572,491,602.11
  5. Step 5: Solve for x
    x = 1,572,491,602.11/38,018.78
  6. Step 6: Final answer
    x = 41,360.92

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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.