Home / 18,530.70-27,810.66-6,847.26

Finding the Fourth Proportional to 18,530.70, 27,810.66 and 6,847.26

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Solution

The fourth proportional to 18,530.70, 27,810.66 and 6,847.26 is: 10,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530.70 : 27,810.66 = 6,847.26 : x
  2. Step 2: Convert to fraction form
    18,530.70/27,810.66 = 6,847.26/x
  3. Step 3: Cross multiply
    18,530.70x = 27,810.66 × 6,847.26
  4. Step 4: Simplify right side
    18,530.70x = 190,426,819.79
  5. Step 5: Solve for x
    x = 190,426,819.79/18,530.70
  6. Step 6: Final answer
    x = 10,276.29

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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.