Home / 26,173.41-39,239.46-13,018.61

Finding the Fourth Proportional to 26,173.41, 39,239.46 and 13,018.61

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Solution

The fourth proportional to 26,173.41, 39,239.46 and 13,018.61 is: 19,517.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,173.41 : 39,239.46 = 13,018.61 : x
  2. Step 2: Convert to fraction form
    26,173.41/39,239.46 = 13,018.61/x
  3. Step 3: Cross multiply
    26,173.41x = 39,239.46 × 13,018.61
  4. Step 4: Simplify right side
    26,173.41x = 510,843,226.35
  5. Step 5: Solve for x
    x = 510,843,226.35/26,173.41
  6. Step 6: Final answer
    x = 19,517.64

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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.