Home / 48,777.98-67,321.35-29,663.82

Finding the Fourth Proportional to 48,777.98, 67,321.35 and 29,663.82

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Solution

The fourth proportional to 48,777.98, 67,321.35 and 29,663.82 is: 40,940.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,777.98 : 67,321.35 = 29,663.82 : x
  2. Step 2: Convert to fraction form
    48,777.98/67,321.35 = 29,663.82/x
  3. Step 3: Cross multiply
    48,777.98x = 67,321.35 × 29,663.82
  4. Step 4: Simplify right side
    48,777.98x = 1,997,008,408.56
  5. Step 5: Solve for x
    x = 1,997,008,408.56/48,777.98
  6. Step 6: Final answer
    x = 40,940.78

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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.