Home / 38,475.20-57,669.60-16,284.80

Finding the Fourth Proportional to 38,475.20, 57,669.60 and 16,284.80

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Solution

The fourth proportional to 38,475.20, 57,669.60 and 16,284.80 is: 24,408.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,475.20 : 57,669.60 = 16,284.80 : x
  2. Step 2: Convert to fraction form
    38,475.20/57,669.60 = 16,284.80/x
  3. Step 3: Cross multiply
    38,475.20x = 57,669.60 × 16,284.80
  4. Step 4: Simplify right side
    38,475.20x = 939,137,902.08
  5. Step 5: Solve for x
    x = 939,137,902.08/38,475.20
  6. Step 6: Final answer
    x = 24,408.92

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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.