Home / 18,217.50-27,325.77-5,069.34

Finding the Fourth Proportional to 18,217.50, 27,325.77 and 5,069.34

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Solution

The fourth proportional to 18,217.50, 27,325.77 and 5,069.34 is: 7,603.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.50 : 27,325.77 = 5,069.34 : x
  2. Step 2: Convert to fraction form
    18,217.50/27,325.77 = 5,069.34/x
  3. Step 3: Cross multiply
    18,217.50x = 27,325.77 × 5,069.34
  4. Step 4: Simplify right side
    18,217.50x = 138,523,618.89
  5. Step 5: Solve for x
    x = 138,523,618.89/18,217.50
  6. Step 6: Final answer
    x = 7,603.88

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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.