Home / 12,243.15-16,895.55-6,937.97

Finding the Fourth Proportional to 12,243.15, 16,895.55 and 6,937.97

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Solution

The fourth proportional to 12,243.15, 16,895.55 and 6,937.97 is: 9,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243.15 : 16,895.55 = 6,937.97 : x
  2. Step 2: Convert to fraction form
    12,243.15/16,895.55 = 6,937.97/x
  3. Step 3: Cross multiply
    12,243.15x = 16,895.55 × 6,937.97
  4. Step 4: Simplify right side
    12,243.15x = 117,220,819.03
  5. Step 5: Solve for x
    x = 117,220,819.03/12,243.15
  6. Step 6: Final answer
    x = 9,574.40

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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.