Home / 11,591.96-16,008.26-9,903.52

Finding the Fourth Proportional to 11,591.96, 16,008.26 and 9,903.52

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Solution

The fourth proportional to 11,591.96, 16,008.26 and 9,903.52 is: 13,676.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.96 : 16,008.26 = 9,903.52 : x
  2. Step 2: Convert to fraction form
    11,591.96/16,008.26 = 9,903.52/x
  3. Step 3: Cross multiply
    11,591.96x = 16,008.26 × 9,903.52
  4. Step 4: Simplify right side
    11,591.96x = 158,538,123.08
  5. Step 5: Solve for x
    x = 158,538,123.08/11,591.96
  6. Step 6: Final answer
    x = 13,676.56

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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.