Home / 18,367.25-27,554.90-6,680.43

Finding the Fourth Proportional to 18,367.25, 27,554.90 and 6,680.43

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Solution

The fourth proportional to 18,367.25, 27,554.90 and 6,680.43 is: 10,022.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367.25 : 27,554.90 = 6,680.43 : x
  2. Step 2: Convert to fraction form
    18,367.25/27,554.90 = 6,680.43/x
  3. Step 3: Cross multiply
    18,367.25x = 27,554.90 × 6,680.43
  4. Step 4: Simplify right side
    18,367.25x = 184,078,547.20
  5. Step 5: Solve for x
    x = 184,078,547.20/18,367.25
  6. Step 6: Final answer
    x = 10,022.11

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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.