Home / 16,665.44-23,000.84-10,379.84

Finding the Fourth Proportional to 16,665.44, 23,000.84 and 10,379.84

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Solution

The fourth proportional to 16,665.44, 23,000.84 and 10,379.84 is: 14,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,665.44 : 23,000.84 = 10,379.84 : x
  2. Step 2: Convert to fraction form
    16,665.44/23,000.84 = 10,379.84/x
  3. Step 3: Cross multiply
    16,665.44x = 23,000.84 × 10,379.84
  4. Step 4: Simplify right side
    16,665.44x = 238,745,039.07
  5. Step 5: Solve for x
    x = 238,745,039.07/16,665.44
  6. Step 6: Final answer
    x = 14,325.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.