Home / 13,324.14-19,989.36-4,558.86

Finding the Fourth Proportional to 13,324.14, 19,989.36 and 4,558.86

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Solution

The fourth proportional to 13,324.14, 19,989.36 and 4,558.86 is: 6,839.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.14 : 19,989.36 = 4,558.86 : x
  2. Step 2: Convert to fraction form
    13,324.14/19,989.36 = 4,558.86/x
  3. Step 3: Cross multiply
    13,324.14x = 19,989.36 × 4,558.86
  4. Step 4: Simplify right side
    13,324.14x = 91,128,693.73
  5. Step 5: Solve for x
    x = 91,128,693.73/13,324.14
  6. Step 6: Final answer
    x = 6,839.37

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1.5x scale

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.