Home / 18,421-27,635.58-6,733.96

Finding the Fourth Proportional to 18,421, 27,635.58 and 6,733.96

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Solution

The fourth proportional to 18,421, 27,635.58 and 6,733.96 is: 10,102.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,421 : 27,635.58 = 6,733.96 : x
  2. Step 2: Convert to fraction form
    18,421/27,635.58 = 6,733.96/x
  3. Step 3: Cross multiply
    18,421x = 27,635.58 × 6,733.96
  4. Step 4: Simplify right side
    18,421x = 186,096,890.30
  5. Step 5: Solve for x
    x = 186,096,890.30/18,421
  6. Step 6: Final answer
    x = 10,102.43

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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.