Home / 26,742.53-36,866.64-18,233.73

Finding the Fourth Proportional to 26,742.53, 36,866.64 and 18,233.73

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Solution

The fourth proportional to 26,742.53, 36,866.64 and 18,233.73 is: 25,136.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.53 : 36,866.64 = 18,233.73 : x
  2. Step 2: Convert to fraction form
    26,742.53/36,866.64 = 18,233.73/x
  3. Step 3: Cross multiply
    26,742.53x = 36,866.64 × 18,233.73
  4. Step 4: Simplify right side
    26,742.53x = 672,216,531.83
  5. Step 5: Solve for x
    x = 672,216,531.83/26,742.53
  6. Step 6: Final answer
    x = 25,136.61

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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.