Home / 27,406.35-40,990.75-16,134.83

Finding the Fourth Proportional to 27,406.35, 40,990.75 and 16,134.83

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Solution

The fourth proportional to 27,406.35, 40,990.75 and 16,134.83 is: 24,132.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,406.35 : 40,990.75 = 16,134.83 : x
  2. Step 2: Convert to fraction form
    27,406.35/40,990.75 = 16,134.83/x
  3. Step 3: Cross multiply
    27,406.35x = 40,990.75 × 16,134.83
  4. Step 4: Simplify right side
    27,406.35x = 661,378,497.19
  5. Step 5: Solve for x
    x = 661,378,497.19/27,406.35
  6. Step 6: Final answer
    x = 24,132.31

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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.