Home / 13,932-20,898.96-4,569.54

Finding the Fourth Proportional to 13,932, 20,898.96 and 4,569.54

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Solution

The fourth proportional to 13,932, 20,898.96 and 4,569.54 is: 6,854.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932 : 20,898.96 = 4,569.54 : x
  2. Step 2: Convert to fraction form
    13,932/20,898.96 = 4,569.54/x
  3. Step 3: Cross multiply
    13,932x = 20,898.96 × 4,569.54
  4. Step 4: Simplify right side
    13,932x = 95,498,633.68
  5. Step 5: Solve for x
    x = 95,498,633.68/13,932
  6. Step 6: Final answer
    x = 6,854.62

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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.