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Finding the Fourth Proportional to 58,571.72, 80,825.77 and 34,369.44

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Solution

The fourth proportional to 58,571.72, 80,825.77 and 34,369.44 is: 47,427.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,571.72 : 80,825.77 = 34,369.44 : x
  2. Step 2: Convert to fraction form
    58,571.72/80,825.77 = 34,369.44/x
  3. Step 3: Cross multiply
    58,571.72x = 80,825.77 × 34,369.44
  4. Step 4: Simplify right side
    58,571.72x = 2,777,936,452.47
  5. Step 5: Solve for x
    x = 2,777,936,452.47/58,571.72
  6. Step 6: Final answer
    x = 47,427.95

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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.