Home / 14,884.09-20,539.42-8,912.27

Finding the Fourth Proportional to 14,884.09, 20,539.42 and 8,912.27

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Solution

The fourth proportional to 14,884.09, 20,539.42 and 8,912.27 is: 12,298.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,884.09 : 20,539.42 = 8,912.27 : x
  2. Step 2: Convert to fraction form
    14,884.09/20,539.42 = 8,912.27/x
  3. Step 3: Cross multiply
    14,884.09x = 20,539.42 × 8,912.27
  4. Step 4: Simplify right side
    14,884.09x = 183,052,885.75
  5. Step 5: Solve for x
    x = 183,052,885.75/14,884.09
  6. Step 6: Final answer
    x = 12,298.56

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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.