Home / 18,200.16-27,308.88-8,964

Finding the Fourth Proportional to 18,200.16, 27,308.88 and 8,964

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Solution

The fourth proportional to 18,200.16, 27,308.88 and 8,964 is: 13,450.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200.16 : 27,308.88 = 8,964 : x
  2. Step 2: Convert to fraction form
    18,200.16/27,308.88 = 8,964/x
  3. Step 3: Cross multiply
    18,200.16x = 27,308.88 × 8,964
  4. Step 4: Simplify right side
    18,200.16x = 244,796,800.32
  5. Step 5: Solve for x
    x = 244,796,800.32/18,200.16
  6. Step 6: Final answer
    x = 13,450.26

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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.