Home / 14,006.33-20,991.32-5,676.60

Finding the Fourth Proportional to 14,006.33, 20,991.32 and 5,676.60

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Solution

The fourth proportional to 14,006.33, 20,991.32 and 5,676.60 is: 8,507.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.33 : 20,991.32 = 5,676.60 : x
  2. Step 2: Convert to fraction form
    14,006.33/20,991.32 = 5,676.60/x
  3. Step 3: Cross multiply
    14,006.33x = 20,991.32 × 5,676.60
  4. Step 4: Simplify right side
    14,006.33x = 119,159,298.73
  5. Step 5: Solve for x
    x = 119,159,298.73/14,006.33
  6. Step 6: Final answer
    x = 8,507.53

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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.