Home / 18,476.37-27,717.29-6,788.67

Finding the Fourth Proportional to 18,476.37, 27,717.29 and 6,788.67

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Solution

The fourth proportional to 18,476.37, 27,717.29 and 6,788.67 is: 10,184.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,476.37 : 27,717.29 = 6,788.67 : x
  2. Step 2: Convert to fraction form
    18,476.37/27,717.29 = 6,788.67/x
  3. Step 3: Cross multiply
    18,476.37x = 27,717.29 × 6,788.67
  4. Step 4: Simplify right side
    18,476.37x = 188,163,535.10
  5. Step 5: Solve for x
    x = 188,163,535.10/18,476.37
  6. Step 6: Final answer
    x = 10,184.01

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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.