Home / 18,110.10-27,165.18-4,964.42

Finding the Fourth Proportional to 18,110.10, 27,165.18 and 4,964.42

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Solution

The fourth proportional to 18,110.10, 27,165.18 and 4,964.42 is: 7,446.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.10 : 27,165.18 = 4,964.42 : x
  2. Step 2: Convert to fraction form
    18,110.10/27,165.18 = 4,964.42/x
  3. Step 3: Cross multiply
    18,110.10x = 27,165.18 × 4,964.42
  4. Step 4: Simplify right side
    18,110.10x = 134,859,362.90
  5. Step 5: Solve for x
    x = 134,859,362.90/18,110.10
  6. Step 6: Final answer
    x = 7,446.64

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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.