Home / 18,537.46-27,797.45-6,689.69

Finding the Fourth Proportional to 18,537.46, 27,797.45 and 6,689.69

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Solution

The fourth proportional to 18,537.46, 27,797.45 and 6,689.69 is: 10,031.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.46 : 27,797.45 = 6,689.69 : x
  2. Step 2: Convert to fraction form
    18,537.46/27,797.45 = 6,689.69/x
  3. Step 3: Cross multiply
    18,537.46x = 27,797.45 × 6,689.69
  4. Step 4: Simplify right side
    18,537.46x = 185,956,214.54
  5. Step 5: Solve for x
    x = 185,956,214.54/18,537.46
  6. Step 6: Final answer
    x = 10,031.37

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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.