Home / 11,229.42-16,816.45-7,059.08

Finding the Fourth Proportional to 11,229.42, 16,816.45 and 7,059.08

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Solution

The fourth proportional to 11,229.42, 16,816.45 and 7,059.08 is: 10,571.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.42 : 16,816.45 = 7,059.08 : x
  2. Step 2: Convert to fraction form
    11,229.42/16,816.45 = 7,059.08/x
  3. Step 3: Cross multiply
    11,229.42x = 16,816.45 × 7,059.08
  4. Step 4: Simplify right side
    11,229.42x = 118,708,708.55
  5. Step 5: Solve for x
    x = 118,708,708.55/11,229.42
  6. Step 6: Final answer
    x = 10,571.22

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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.