Home / 49,310.04-73,957.77-18,138

Finding the Fourth Proportional to 49,310.04, 73,957.77 and 18,138

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Solution

The fourth proportional to 49,310.04, 73,957.77 and 18,138 is: 27,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,310.04 : 73,957.77 = 18,138 : x
  2. Step 2: Convert to fraction form
    49,310.04/73,957.77 = 18,138/x
  3. Step 3: Cross multiply
    49,310.04x = 73,957.77 × 18,138
  4. Step 4: Simplify right side
    49,310.04x = 1,341,446,032.26
  5. Step 5: Solve for x
    x = 1,341,446,032.26/49,310.04
  6. Step 6: Final answer
    x = 27,204.32

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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.