Home / 27,054.24-40,577.66-8,078.58

Finding the Fourth Proportional to 27,054.24, 40,577.66 and 8,078.58

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Solution

The fourth proportional to 27,054.24, 40,577.66 and 8,078.58 is: 12,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,054.24 : 40,577.66 = 8,078.58 : x
  2. Step 2: Convert to fraction form
    27,054.24/40,577.66 = 8,078.58/x
  3. Step 3: Cross multiply
    27,054.24x = 40,577.66 × 8,078.58
  4. Step 4: Simplify right side
    27,054.24x = 327,809,872.52
  5. Step 5: Solve for x
    x = 327,809,872.52/27,054.24
  6. Step 6: Final answer
    x = 12,116.77

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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.