Home / 18,351.12-27,526.68-4,500

Finding the Fourth Proportional to 18,351.12, 27,526.68 and 4,500

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Solution

The fourth proportional to 18,351.12, 27,526.68 and 4,500 is: 6,750

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,351.12 : 27,526.68 = 4,500 : x
  2. Step 2: Convert to fraction form
    18,351.12/27,526.68 = 4,500/x
  3. Step 3: Cross multiply
    18,351.12x = 27,526.68 × 4,500
  4. Step 4: Simplify right side
    18,351.12x = 123,870,060
  5. Step 5: Solve for x
    x = 123,870,060/18,351.12
  6. Step 6: Final answer
    x = 6,750

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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.