Home / 16,722.09-23,078.84-10,350.73

Finding the Fourth Proportional to 16,722.09, 23,078.84 and 10,350.73

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Solution

The fourth proportional to 16,722.09, 23,078.84 and 10,350.73 is: 14,285.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.09 : 23,078.84 = 10,350.73 : x
  2. Step 2: Convert to fraction form
    16,722.09/23,078.84 = 10,350.73/x
  3. Step 3: Cross multiply
    16,722.09x = 23,078.84 × 10,350.73
  4. Step 4: Simplify right side
    16,722.09x = 238,882,841.55
  5. Step 5: Solve for x
    x = 238,882,841.55/16,722.09
  6. Step 6: Final answer
    x = 14,285.47

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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.