Home / 18,435.98-27,637.36-12,514.88

Finding the Fourth Proportional to 18,435.98, 27,637.36 and 12,514.88

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Solution

The fourth proportional to 18,435.98, 27,637.36 and 12,514.88 is: 18,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435.98 : 27,637.36 = 12,514.88 : x
  2. Step 2: Convert to fraction form
    18,435.98/27,637.36 = 12,514.88/x
  3. Step 3: Cross multiply
    18,435.98x = 27,637.36 × 12,514.88
  4. Step 4: Simplify right side
    18,435.98x = 345,878,243.92
  5. Step 5: Solve for x
    x = 345,878,243.92/18,435.98
  6. Step 6: Final answer
    x = 18,761.04

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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.