Home / 18,057.28-27,087.26-6,964.04

Finding the Fourth Proportional to 18,057.28, 27,087.26 and 6,964.04

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Solution

The fourth proportional to 18,057.28, 27,087.26 and 6,964.04 is: 10,446.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.28 : 27,087.26 = 6,964.04 : x
  2. Step 2: Convert to fraction form
    18,057.28/27,087.26 = 6,964.04/x
  3. Step 3: Cross multiply
    18,057.28x = 27,087.26 × 6,964.04
  4. Step 4: Simplify right side
    18,057.28x = 188,636,762.13
  5. Step 5: Solve for x
    x = 188,636,762.13/18,057.28
  6. Step 6: Final answer
    x = 10,446.58

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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.