Home / 13,355.64-20,039.76-5,959.44

Finding the Fourth Proportional to 13,355.64, 20,039.76 and 5,959.44

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Solution

The fourth proportional to 13,355.64, 20,039.76 and 5,959.44 is: 8,941.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355.64 : 20,039.76 = 5,959.44 : x
  2. Step 2: Convert to fraction form
    13,355.64/20,039.76 = 5,959.44/x
  3. Step 3: Cross multiply
    13,355.64x = 20,039.76 × 5,959.44
  4. Step 4: Simplify right side
    13,355.64x = 119,425,747.33
  5. Step 5: Solve for x
    x = 119,425,747.33/13,355.64
  6. Step 6: Final answer
    x = 8,941.97

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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.