Home / 27,108.68-40,660.62-9,577.64

Finding the Fourth Proportional to 27,108.68, 40,660.62 and 9,577.64

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Solution

The fourth proportional to 27,108.68, 40,660.62 and 9,577.64 is: 14,365.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,108.68 : 40,660.62 = 9,577.64 : x
  2. Step 2: Convert to fraction form
    27,108.68/40,660.62 = 9,577.64/x
  3. Step 3: Cross multiply
    27,108.68x = 40,660.62 × 9,577.64
  4. Step 4: Simplify right side
    27,108.68x = 389,432,780.54
  5. Step 5: Solve for x
    x = 389,432,780.54/27,108.68
  6. Step 6: Final answer
    x = 14,365.61

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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.