Home / 12,187.06-16,818.45-7,473.94

Finding the Fourth Proportional to 12,187.06, 16,818.45 and 7,473.94

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Solution

The fourth proportional to 12,187.06, 16,818.45 and 7,473.94 is: 10,314.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,187.06 : 16,818.45 = 7,473.94 : x
  2. Step 2: Convert to fraction form
    12,187.06/16,818.45 = 7,473.94/x
  3. Step 3: Cross multiply
    12,187.06x = 16,818.45 × 7,473.94
  4. Step 4: Simplify right side
    12,187.06x = 125,700,086.19
  5. Step 5: Solve for x
    x = 125,700,086.19/12,187.06
  6. Step 6: Final answer
    x = 10,314.23

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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.