Home / 13,814.63-20,730.51-5,050.29

Finding the Fourth Proportional to 13,814.63, 20,730.51 and 5,050.29

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Solution

The fourth proportional to 13,814.63, 20,730.51 and 5,050.29 is: 7,578.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814.63 : 20,730.51 = 5,050.29 : x
  2. Step 2: Convert to fraction form
    13,814.63/20,730.51 = 5,050.29/x
  3. Step 3: Cross multiply
    13,814.63x = 20,730.51 × 5,050.29
  4. Step 4: Simplify right side
    13,814.63x = 104,695,087.35
  5. Step 5: Solve for x
    x = 104,695,087.35/13,814.63
  6. Step 6: Final answer
    x = 7,578.57

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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.