Home / 26,986.38-40,493.34-18,202.88

Finding the Fourth Proportional to 26,986.38, 40,493.34 and 18,202.88

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Solution

The fourth proportional to 26,986.38, 40,493.34 and 18,202.88 is: 27,313.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.38 : 40,493.34 = 18,202.88 : x
  2. Step 2: Convert to fraction form
    26,986.38/40,493.34 = 18,202.88/x
  3. Step 3: Cross multiply
    26,986.38x = 40,493.34 × 18,202.88
  4. Step 4: Simplify right side
    26,986.38x = 737,095,206.35
  5. Step 5: Solve for x
    x = 737,095,206.35/26,986.38
  6. Step 6: Final answer
    x = 27,313.60

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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.