Home / 26,709.68-40,064.50-9,179.36

Finding the Fourth Proportional to 26,709.68, 40,064.50 and 9,179.36

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Solution

The fourth proportional to 26,709.68, 40,064.50 and 9,179.36 is: 13,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,709.68 : 40,064.50 = 9,179.36 : x
  2. Step 2: Convert to fraction form
    26,709.68/40,064.50 = 9,179.36/x
  3. Step 3: Cross multiply
    26,709.68x = 40,064.50 × 9,179.36
  4. Step 4: Simplify right side
    26,709.68x = 367,766,468.72
  5. Step 5: Solve for x
    x = 367,766,468.72/26,709.68
  6. Step 6: Final answer
    x = 13,769.03

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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.