Home / 16,651.09-24,964.34-7,875.75

Finding the Fourth Proportional to 16,651.09, 24,964.34 and 7,875.75

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Solution

The fourth proportional to 16,651.09, 24,964.34 and 7,875.75 is: 11,807.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,651.09 : 24,964.34 = 7,875.75 : x
  2. Step 2: Convert to fraction form
    16,651.09/24,964.34 = 7,875.75/x
  3. Step 3: Cross multiply
    16,651.09x = 24,964.34 × 7,875.75
  4. Step 4: Simplify right side
    16,651.09x = 196,612,861.38
  5. Step 5: Solve for x
    x = 196,612,861.38/16,651.09
  6. Step 6: Final answer
    x = 11,807.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.