Home / 17,820.62-26,730.94-5,341.96

Finding the Fourth Proportional to 17,820.62, 26,730.94 and 5,341.96

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Solution

The fourth proportional to 17,820.62, 26,730.94 and 5,341.96 is: 8,012.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,820.62 : 26,730.94 = 5,341.96 : x
  2. Step 2: Convert to fraction form
    17,820.62/26,730.94 = 5,341.96/x
  3. Step 3: Cross multiply
    17,820.62x = 26,730.94 × 5,341.96
  4. Step 4: Simplify right side
    17,820.62x = 142,795,612.24
  5. Step 5: Solve for x
    x = 142,795,612.24/17,820.62
  6. Step 6: Final answer
    x = 8,012.94

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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.