Home / 18,348.82-27,476.50-12,089.86

Finding the Fourth Proportional to 18,348.82, 27,476.50 and 12,089.86

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Solution

The fourth proportional to 18,348.82, 27,476.50 and 12,089.86 is: 18,104.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.82 : 27,476.50 = 12,089.86 : x
  2. Step 2: Convert to fraction form
    18,348.82/27,476.50 = 12,089.86/x
  3. Step 3: Cross multiply
    18,348.82x = 27,476.50 × 12,089.86
  4. Step 4: Simplify right side
    18,348.82x = 332,186,962.04
  5. Step 5: Solve for x
    x = 332,186,962.04/18,348.82
  6. Step 6: Final answer
    x = 18,104.00

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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.