Home / 28,944.42-39,941.36-16,195.38

Finding the Fourth Proportional to 28,944.42, 39,941.36 and 16,195.38

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Solution

The fourth proportional to 28,944.42, 39,941.36 and 16,195.38 is: 22,348.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.42 : 39,941.36 = 16,195.38 : x
  2. Step 2: Convert to fraction form
    28,944.42/39,941.36 = 16,195.38/x
  3. Step 3: Cross multiply
    28,944.42x = 39,941.36 × 16,195.38
  4. Step 4: Simplify right side
    28,944.42x = 646,865,421.94
  5. Step 5: Solve for x
    x = 646,865,421.94/28,944.42
  6. Step 6: Final answer
    x = 22,348.54

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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.