Home / 27,234.77-40,816.83-12,230.81

Finding the Fourth Proportional to 27,234.77, 40,816.83 and 12,230.81

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Solution

The fourth proportional to 27,234.77, 40,816.83 and 12,230.81 is: 18,330.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,234.77 : 40,816.83 = 12,230.81 : x
  2. Step 2: Convert to fraction form
    27,234.77/40,816.83 = 12,230.81/x
  3. Step 3: Cross multiply
    27,234.77x = 40,816.83 × 12,230.81
  4. Step 4: Simplify right side
    27,234.77x = 499,222,688.45
  5. Step 5: Solve for x
    x = 499,222,688.45/27,234.77
  6. Step 6: Final answer
    x = 18,330.35

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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.