Home / 27,381.45-41,078.28-9,851.25

Finding the Fourth Proportional to 27,381.45, 41,078.28 and 9,851.25

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Solution

The fourth proportional to 27,381.45, 41,078.28 and 9,851.25 is: 14,779.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,381.45 : 41,078.28 = 9,851.25 : x
  2. Step 2: Convert to fraction form
    27,381.45/41,078.28 = 9,851.25/x
  3. Step 3: Cross multiply
    27,381.45x = 41,078.28 × 9,851.25
  4. Step 4: Simplify right side
    27,381.45x = 404,672,405.85
  5. Step 5: Solve for x
    x = 404,672,405.85/27,381.45
  6. Step 6: Final answer
    x = 14,779.07

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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.