Home / 57,726.72-79,652.16-32,571.36

Finding the Fourth Proportional to 57,726.72, 79,652.16 and 32,571.36

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Solution

The fourth proportional to 57,726.72, 79,652.16 and 32,571.36 is: 44,942.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,726.72 : 79,652.16 = 32,571.36 : x
  2. Step 2: Convert to fraction form
    57,726.72/79,652.16 = 32,571.36/x
  3. Step 3: Cross multiply
    57,726.72x = 79,652.16 × 32,571.36
  4. Step 4: Simplify right side
    57,726.72x = 2,594,379,178.14
  5. Step 5: Solve for x
    x = 2,594,379,178.14/57,726.72
  6. Step 6: Final answer
    x = 44,942.43

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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.