Home / 16,611.24-24,928.68-9,221.60

Finding the Fourth Proportional to 16,611.24, 24,928.68 and 9,221.60

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Solution

The fourth proportional to 16,611.24, 24,928.68 and 9,221.60 is: 13,838.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611.24 : 24,928.68 = 9,221.60 : x
  2. Step 2: Convert to fraction form
    16,611.24/24,928.68 = 9,221.60/x
  3. Step 3: Cross multiply
    16,611.24x = 24,928.68 × 9,221.60
  4. Step 4: Simplify right side
    16,611.24x = 229,882,315.49
  5. Step 5: Solve for x
    x = 229,882,315.49/16,611.24
  6. Step 6: Final answer
    x = 13,838.96

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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.