Home / 36,432.80-54,619.20-16,443.60

Finding the Fourth Proportional to 36,432.80, 54,619.20 and 16,443.60

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Solution

The fourth proportional to 36,432.80, 54,619.20 and 16,443.60 is: 24,651.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,432.80 : 54,619.20 = 16,443.60 : x
  2. Step 2: Convert to fraction form
    36,432.80/54,619.20 = 16,443.60/x
  3. Step 3: Cross multiply
    36,432.80x = 54,619.20 × 16,443.60
  4. Step 4: Simplify right side
    36,432.80x = 898,136,277.12
  5. Step 5: Solve for x
    x = 898,136,277.12/36,432.80
  6. Step 6: Final answer
    x = 24,651.86

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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.