Home / 48,939.07-73,372.67-15,639.92

Finding the Fourth Proportional to 48,939.07, 73,372.67 and 15,639.92

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Solution

The fourth proportional to 48,939.07, 73,372.67 and 15,639.92 is: 23,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,939.07 : 73,372.67 = 15,639.92 : x
  2. Step 2: Convert to fraction form
    48,939.07/73,372.67 = 15,639.92/x
  3. Step 3: Cross multiply
    48,939.07x = 73,372.67 × 15,639.92
  4. Step 4: Simplify right side
    48,939.07x = 1,147,542,688.99
  5. Step 5: Solve for x
    x = 1,147,542,688.99/48,939.07
  6. Step 6: Final answer
    x = 23,448.40

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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.