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Finding the Fourth Proportional to 57,524.67, 79,389.41 and 33,649.83

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Solution

The fourth proportional to 57,524.67, 79,389.41 and 33,649.83 is: 46,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,524.67 : 79,389.41 = 33,649.83 : x
  2. Step 2: Convert to fraction form
    57,524.67/79,389.41 = 33,649.83/x
  3. Step 3: Cross multiply
    57,524.67x = 79,389.41 × 33,649.83
  4. Step 4: Simplify right side
    57,524.67x = 2,671,439,982.05
  5. Step 5: Solve for x
    x = 2,671,439,982.05/57,524.67
  6. Step 6: Final answer
    x = 46,439.90

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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.