Home / 16,099.50-22,212.28-9,292.65

Finding the Fourth Proportional to 16,099.50, 22,212.28 and 9,292.65

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Solution

The fourth proportional to 16,099.50, 22,212.28 and 9,292.65 is: 12,820.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,099.50 : 22,212.28 = 9,292.65 : x
  2. Step 2: Convert to fraction form
    16,099.50/22,212.28 = 9,292.65/x
  3. Step 3: Cross multiply
    16,099.50x = 22,212.28 × 9,292.65
  4. Step 4: Simplify right side
    16,099.50x = 206,410,964.60
  5. Step 5: Solve for x
    x = 206,410,964.60/16,099.50
  6. Step 6: Final answer
    x = 12,820.95

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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.