Home / 16,315.20-24,453.90-7,531.80

Finding the Fourth Proportional to 16,315.20, 24,453.90 and 7,531.80

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Solution

The fourth proportional to 16,315.20, 24,453.90 and 7,531.80 is: 11,288.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,315.20 : 24,453.90 = 7,531.80 : x
  2. Step 2: Convert to fraction form
    16,315.20/24,453.90 = 7,531.80/x
  3. Step 3: Cross multiply
    16,315.20x = 24,453.90 × 7,531.80
  4. Step 4: Simplify right side
    16,315.20x = 184,181,884.02
  5. Step 5: Solve for x
    x = 184,181,884.02/16,315.20
  6. Step 6: Final answer
    x = 11,288.97

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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.