Home / 27,434.41-41,120.55-12,612.73

Finding the Fourth Proportional to 27,434.41, 41,120.55 and 12,612.73

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Solution

The fourth proportional to 27,434.41, 41,120.55 and 12,612.73 is: 18,904.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,434.41 : 41,120.55 = 12,612.73 : x
  2. Step 2: Convert to fraction form
    27,434.41/41,120.55 = 12,612.73/x
  3. Step 3: Cross multiply
    27,434.41x = 41,120.55 × 12,612.73
  4. Step 4: Simplify right side
    27,434.41x = 518,642,394.60
  5. Step 5: Solve for x
    x = 518,642,394.60/27,434.41
  6. Step 6: Final answer
    x = 18,904.81

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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.