Home / 49,046.30-67,683.26-28,904.03

Finding the Fourth Proportional to 49,046.30, 67,683.26 and 28,904.03

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Solution

The fourth proportional to 49,046.30, 67,683.26 and 28,904.03 is: 39,887.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,046.30 : 67,683.26 = 28,904.03 : x
  2. Step 2: Convert to fraction form
    49,046.30/67,683.26 = 28,904.03/x
  3. Step 3: Cross multiply
    49,046.30x = 67,683.26 × 28,904.03
  4. Step 4: Simplify right side
    49,046.30x = 1,956,318,977.54
  5. Step 5: Solve for x
    x = 1,956,318,977.54/49,046.30
  6. Step 6: Final answer
    x = 39,887.19

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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.