Home / 18,065.05-27,105.24-9,735.39

Finding the Fourth Proportional to 18,065.05, 27,105.24 and 9,735.39

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Solution

The fourth proportional to 18,065.05, 27,105.24 and 9,735.39 is: 14,607.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065.05 : 27,105.24 = 9,735.39 : x
  2. Step 2: Convert to fraction form
    18,065.05/27,105.24 = 9,735.39/x
  3. Step 3: Cross multiply
    18,065.05x = 27,105.24 × 9,735.39
  4. Step 4: Simplify right side
    18,065.05x = 263,880,082.44
  5. Step 5: Solve for x
    x = 263,880,082.44/18,065.05
  6. Step 6: Final answer
    x = 14,607.22

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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.