Home / 18,406.19-27,617.48-6,716.67

Finding the Fourth Proportional to 18,406.19, 27,617.48 and 6,716.67

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Solution

The fourth proportional to 18,406.19, 27,617.48 and 6,716.67 is: 10,078.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,406.19 : 27,617.48 = 6,716.67 : x
  2. Step 2: Convert to fraction form
    18,406.19/27,617.48 = 6,716.67/x
  3. Step 3: Cross multiply
    18,406.19x = 27,617.48 × 6,716.67
  4. Step 4: Simplify right side
    18,406.19x = 185,497,561.67
  5. Step 5: Solve for x
    x = 185,497,561.67/18,406.19
  6. Step 6: Final answer
    x = 10,078.00

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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.