Home / 48,936.78-73,416.14-15,658.85

Finding the Fourth Proportional to 48,936.78, 73,416.14 and 15,658.85

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Solution

The fourth proportional to 48,936.78, 73,416.14 and 15,658.85 is: 23,491.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,936.78 : 73,416.14 = 15,658.85 : x
  2. Step 2: Convert to fraction form
    48,936.78/73,416.14 = 15,658.85/x
  3. Step 3: Cross multiply
    48,936.78x = 73,416.14 × 15,658.85
  4. Step 4: Simplify right side
    48,936.78x = 1,149,611,878.46
  5. Step 5: Solve for x
    x = 1,149,611,878.46/48,936.78
  6. Step 6: Final answer
    x = 23,491.78

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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.