Home / 11,754.08-17,631.23-2,988.99

Finding the Fourth Proportional to 11,754.08, 17,631.23 and 2,988.99

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Solution

The fourth proportional to 11,754.08, 17,631.23 and 2,988.99 is: 4,483.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754.08 : 17,631.23 = 2,988.99 : x
  2. Step 2: Convert to fraction form
    11,754.08/17,631.23 = 2,988.99/x
  3. Step 3: Cross multiply
    11,754.08x = 17,631.23 × 2,988.99
  4. Step 4: Simplify right side
    11,754.08x = 52,699,555.21
  5. Step 5: Solve for x
    x = 52,699,555.21/11,754.08
  6. Step 6: Final answer
    x = 4,483.51

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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.