Home / 14,669.93-20,229.85-9,362.81

Finding the Fourth Proportional to 14,669.93, 20,229.85 and 9,362.81

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Solution

The fourth proportional to 14,669.93, 20,229.85 and 9,362.81 is: 12,911.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.93 : 20,229.85 = 9,362.81 : x
  2. Step 2: Convert to fraction form
    14,669.93/20,229.85 = 9,362.81/x
  3. Step 3: Cross multiply
    14,669.93x = 20,229.85 × 9,362.81
  4. Step 4: Simplify right side
    14,669.93x = 189,408,304.16
  5. Step 5: Solve for x
    x = 189,408,304.16/14,669.93
  6. Step 6: Final answer
    x = 12,911.33

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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.