Home / 13,363.86-20,055.64-6,343.82

Finding the Fourth Proportional to 13,363.86, 20,055.64 and 6,343.82

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Solution

The fourth proportional to 13,363.86, 20,055.64 and 6,343.82 is: 9,520.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.86 : 20,055.64 = 6,343.82 : x
  2. Step 2: Convert to fraction form
    13,363.86/20,055.64 = 6,343.82/x
  3. Step 3: Cross multiply
    13,363.86x = 20,055.64 × 6,343.82
  4. Step 4: Simplify right side
    13,363.86x = 127,229,370.14
  5. Step 5: Solve for x
    x = 127,229,370.14/13,363.86
  6. Step 6: Final answer
    x = 9,520.41

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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.