Home / 9,755.20-14,638.39-9,675.92

Finding the Fourth Proportional to 9,755.20, 14,638.39 and 9,675.92

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Solution

The fourth proportional to 9,755.20, 14,638.39 and 9,675.92 is: 14,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,755.20 : 14,638.39 = 9,675.92 : x
  2. Step 2: Convert to fraction form
    9,755.20/14,638.39 = 9,675.92/x
  3. Step 3: Cross multiply
    9,755.20x = 14,638.39 × 9,675.92
  4. Step 4: Simplify right side
    9,755.20x = 141,639,902.97
  5. Step 5: Solve for x
    x = 141,639,902.97/9,755.20
  6. Step 6: Final answer
    x = 14,519.42

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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.