Home / 48,708.41-73,056.47-15,431.85

Finding the Fourth Proportional to 48,708.41, 73,056.47 and 15,431.85

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Solution

The fourth proportional to 48,708.41, 73,056.47 and 15,431.85 is: 23,145.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,708.41 : 73,056.47 = 15,431.85 : x
  2. Step 2: Convert to fraction form
    48,708.41/73,056.47 = 15,431.85/x
  3. Step 3: Cross multiply
    48,708.41x = 73,056.47 × 15,431.85
  4. Step 4: Simplify right side
    48,708.41x = 1,127,396,409.41
  5. Step 5: Solve for x
    x = 1,127,396,409.41/48,708.41
  6. Step 6: Final answer
    x = 23,145.83

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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.