Home / 27,444.72-41,179.39-12,645.72

Finding the Fourth Proportional to 27,444.72, 41,179.39 and 12,645.72

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Solution

The fourth proportional to 27,444.72, 41,179.39 and 12,645.72 is: 18,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,444.72 : 41,179.39 = 12,645.72 : x
  2. Step 2: Convert to fraction form
    27,444.72/41,179.39 = 12,645.72/x
  3. Step 3: Cross multiply
    27,444.72x = 41,179.39 × 12,645.72
  4. Step 4: Simplify right side
    27,444.72x = 520,743,004.10
  5. Step 5: Solve for x
    x = 520,743,004.10/27,444.72
  6. Step 6: Final answer
    x = 18,974.25

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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.