Home / 14,964.05-20,649.47-8,249.33

Finding the Fourth Proportional to 14,964.05, 20,649.47 and 8,249.33

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Solution

The fourth proportional to 14,964.05, 20,649.47 and 8,249.33 is: 11,383.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,964.05 : 20,649.47 = 8,249.33 : x
  2. Step 2: Convert to fraction form
    14,964.05/20,649.47 = 8,249.33/x
  3. Step 3: Cross multiply
    14,964.05x = 20,649.47 × 8,249.33
  4. Step 4: Simplify right side
    14,964.05x = 170,344,302.73
  5. Step 5: Solve for x
    x = 170,344,302.73/14,964.05
  6. Step 6: Final answer
    x = 11,383.57

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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.