Home / 27,404.78-41,109.21-8,686.26

Finding the Fourth Proportional to 27,404.78, 41,109.21 and 8,686.26

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Solution

The fourth proportional to 27,404.78, 41,109.21 and 8,686.26 is: 13,030.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,404.78 : 41,109.21 = 8,686.26 : x
  2. Step 2: Convert to fraction form
    27,404.78/41,109.21 = 8,686.26/x
  3. Step 3: Cross multiply
    27,404.78x = 41,109.21 × 8,686.26
  4. Step 4: Simplify right side
    27,404.78x = 357,085,286.45
  5. Step 5: Solve for x
    x = 357,085,286.45/27,404.78
  6. Step 6: Final answer
    x = 13,030.04

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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.