Home / 28,591.57-39,456.36-16,016.32

Finding the Fourth Proportional to 28,591.57, 39,456.36 and 16,016.32

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Solution

The fourth proportional to 28,591.57, 39,456.36 and 16,016.32 is: 22,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,591.57 : 39,456.36 = 16,016.32 : x
  2. Step 2: Convert to fraction form
    28,591.57/39,456.36 = 16,016.32/x
  3. Step 3: Cross multiply
    28,591.57x = 39,456.36 × 16,016.32
  4. Step 4: Simplify right side
    28,591.57x = 631,945,687.80
  5. Step 5: Solve for x
    x = 631,945,687.80/28,591.57
  6. Step 6: Final answer
    x = 22,102.52

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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.