Home / 38,433.60-57,661.20-16,257.60

Finding the Fourth Proportional to 38,433.60, 57,661.20 and 16,257.60

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Solution

The fourth proportional to 38,433.60, 57,661.20 and 16,257.60 is: 24,390.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,433.60 : 57,661.20 = 16,257.60 : x
  2. Step 2: Convert to fraction form
    38,433.60/57,661.20 = 16,257.60/x
  3. Step 3: Cross multiply
    38,433.60x = 57,661.20 × 16,257.60
  4. Step 4: Simplify right side
    38,433.60x = 937,432,725.12
  5. Step 5: Solve for x
    x = 937,432,725.12/38,433.60
  6. Step 6: Final answer
    x = 24,390.97

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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.