Home / 18,843.03-28,264.58-14,104.13

Finding the Fourth Proportional to 18,843.03, 28,264.58 and 14,104.13

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Solution

The fourth proportional to 18,843.03, 28,264.58 and 14,104.13 is: 21,156.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,843.03 : 28,264.58 = 14,104.13 : x
  2. Step 2: Convert to fraction form
    18,843.03/28,264.58 = 14,104.13/x
  3. Step 3: Cross multiply
    18,843.03x = 28,264.58 × 14,104.13
  4. Step 4: Simplify right side
    18,843.03x = 398,647,098.87
  5. Step 5: Solve for x
    x = 398,647,098.87/18,843.03
  6. Step 6: Final answer
    x = 21,156.21

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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.