Home / 12,150.13-16,768.37-7,114.04

Finding the Fourth Proportional to 12,150.13, 16,768.37 and 7,114.04

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Solution

The fourth proportional to 12,150.13, 16,768.37 and 7,114.04 is: 9,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,150.13 : 16,768.37 = 7,114.04 : x
  2. Step 2: Convert to fraction form
    12,150.13/16,768.37 = 7,114.04/x
  3. Step 3: Cross multiply
    12,150.13x = 16,768.37 × 7,114.04
  4. Step 4: Simplify right side
    12,150.13x = 119,290,854.91
  5. Step 5: Solve for x
    x = 119,290,854.91/12,150.13
  6. Step 6: Final answer
    x = 9,818.07

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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.