Home / 18,467.38-27,711.06-8,604.28

Finding the Fourth Proportional to 18,467.38, 27,711.06 and 8,604.28

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Solution

The fourth proportional to 18,467.38, 27,711.06 and 8,604.28 is: 12,911.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467.38 : 27,711.06 = 8,604.28 : x
  2. Step 2: Convert to fraction form
    18,467.38/27,711.06 = 8,604.28/x
  3. Step 3: Cross multiply
    18,467.38x = 27,711.06 × 8,604.28
  4. Step 4: Simplify right side
    18,467.38x = 238,433,719.34
  5. Step 5: Solve for x
    x = 238,433,719.34/18,467.38
  6. Step 6: Final answer
    x = 12,911.07

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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.