Home / 13,708.54-20,558.17-6,308.97

Finding the Fourth Proportional to 13,708.54, 20,558.17 and 6,308.97

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Solution

The fourth proportional to 13,708.54, 20,558.17 and 6,308.97 is: 9,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,708.54 : 20,558.17 = 6,308.97 : x
  2. Step 2: Convert to fraction form
    13,708.54/20,558.17 = 6,308.97/x
  3. Step 3: Cross multiply
    13,708.54x = 20,558.17 × 6,308.97
  4. Step 4: Simplify right side
    13,708.54x = 129,700,877.78
  5. Step 5: Solve for x
    x = 129,700,877.78/13,708.54
  6. Step 6: Final answer
    x = 9,461.32

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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.