Home / 14,884.26-20,543.56-11,647.68

Finding the Fourth Proportional to 14,884.26, 20,543.56 and 11,647.68

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Solution

The fourth proportional to 14,884.26, 20,543.56 and 11,647.68 is: 16,076.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,884.26 : 20,543.56 = 11,647.68 : x
  2. Step 2: Convert to fraction form
    14,884.26/20,543.56 = 11,647.68/x
  3. Step 3: Cross multiply
    14,884.26x = 20,543.56 × 11,647.68
  4. Step 4: Simplify right side
    14,884.26x = 239,284,812.94
  5. Step 5: Solve for x
    x = 239,284,812.94/14,884.26
  6. Step 6: Final answer
    x = 16,076.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.