Home / 16,222.89-24,328.40-7,900.41

Finding the Fourth Proportional to 16,222.89, 24,328.40 and 7,900.41

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Solution

The fourth proportional to 16,222.89, 24,328.40 and 7,900.41 is: 11,847.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,222.89 : 24,328.40 = 7,900.41 : x
  2. Step 2: Convert to fraction form
    16,222.89/24,328.40 = 7,900.41/x
  3. Step 3: Cross multiply
    16,222.89x = 24,328.40 × 7,900.41
  4. Step 4: Simplify right side
    16,222.89x = 192,204,295.14
  5. Step 5: Solve for x
    x = 192,204,295.14/16,222.89
  6. Step 6: Final answer
    x = 11,847.72

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1.5x scale

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.