Home / 17,936.18-26,873.10-12,588.02

Finding the Fourth Proportional to 17,936.18, 26,873.10 and 12,588.02

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Solution

The fourth proportional to 17,936.18, 26,873.10 and 12,588.02 is: 18,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,936.18 : 26,873.10 = 12,588.02 : x
  2. Step 2: Convert to fraction form
    17,936.18/26,873.10 = 12,588.02/x
  3. Step 3: Cross multiply
    17,936.18x = 26,873.10 × 12,588.02
  4. Step 4: Simplify right side
    17,936.18x = 338,279,086.67
  5. Step 5: Solve for x
    x = 338,279,086.67/17,936.18
  6. Step 6: Final answer
    x = 18,860.15

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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.