Home / 48,132.46-72,208.41-16,989.58

Finding the Fourth Proportional to 48,132.46, 72,208.41 and 16,989.58

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Solution

The fourth proportional to 48,132.46, 72,208.41 and 16,989.58 is: 25,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,132.46 : 72,208.41 = 16,989.58 : x
  2. Step 2: Convert to fraction form
    48,132.46/72,208.41 = 16,989.58/x
  3. Step 3: Cross multiply
    48,132.46x = 72,208.41 × 16,989.58
  4. Step 4: Simplify right side
    48,132.46x = 1,226,790,558.37
  5. Step 5: Solve for x
    x = 1,226,790,558.37/48,132.46
  6. Step 6: Final answer
    x = 25,487.80

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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.