Home / 28,943.96-39,944.34-16,197.03

Finding the Fourth Proportional to 28,943.96, 39,944.34 and 16,197.03

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Solution

The fourth proportional to 28,943.96, 39,944.34 and 16,197.03 is: 22,352.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,943.96 : 39,944.34 = 16,197.03 : x
  2. Step 2: Convert to fraction form
    28,943.96/39,944.34 = 16,197.03/x
  3. Step 3: Cross multiply
    28,943.96x = 39,944.34 × 16,197.03
  4. Step 4: Simplify right side
    28,943.96x = 646,979,523.52
  5. Step 5: Solve for x
    x = 646,979,523.52/28,943.96
  6. Step 6: Final answer
    x = 22,352.84

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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.