Home / 26,380.96-39,494.82-18,473.68

Finding the Fourth Proportional to 26,380.96, 39,494.82 and 18,473.68

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Solution

The fourth proportional to 26,380.96, 39,494.82 and 18,473.68 is: 27,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.96 : 39,494.82 = 18,473.68 : x
  2. Step 2: Convert to fraction form
    26,380.96/39,494.82 = 18,473.68/x
  3. Step 3: Cross multiply
    26,380.96x = 39,494.82 × 18,473.68
  4. Step 4: Simplify right side
    26,380.96x = 729,614,666.34
  5. Step 5: Solve for x
    x = 729,614,666.34/26,380.96
  6. Step 6: Final answer
    x = 27,656.87

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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.