Home / 14,160.80-21,243.75-5,836.18

Finding the Fourth Proportional to 14,160.80, 21,243.75 and 5,836.18

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Solution

The fourth proportional to 14,160.80, 21,243.75 and 5,836.18 is: 8,755.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,160.80 : 21,243.75 = 5,836.18 : x
  2. Step 2: Convert to fraction form
    14,160.80/21,243.75 = 5,836.18/x
  3. Step 3: Cross multiply
    14,160.80x = 21,243.75 × 5,836.18
  4. Step 4: Simplify right side
    14,160.80x = 123,982,348.88
  5. Step 5: Solve for x
    x = 123,982,348.88/14,160.80
  6. Step 6: Final answer
    x = 8,755.32

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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.