Home / 12,450.50-17,182.77-6,862.58

Finding the Fourth Proportional to 12,450.50, 17,182.77 and 6,862.58

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Solution

The fourth proportional to 12,450.50, 17,182.77 and 6,862.58 is: 9,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450.50 : 17,182.77 = 6,862.58 : x
  2. Step 2: Convert to fraction form
    12,450.50/17,182.77 = 6,862.58/x
  3. Step 3: Cross multiply
    12,450.50x = 17,182.77 × 6,862.58
  4. Step 4: Simplify right side
    12,450.50x = 117,918,133.75
  5. Step 5: Solve for x
    x = 117,918,133.75/12,450.50
  6. Step 6: Final answer
    x = 9,470.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.