Home / 53,380.67-80,043.80-17,829.18

Finding the Fourth Proportional to 53,380.67, 80,043.80 and 17,829.18

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Solution

The fourth proportional to 53,380.67, 80,043.80 and 17,829.18 is: 26,734.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,380.67 : 80,043.80 = 17,829.18 : x
  2. Step 2: Convert to fraction form
    53,380.67/80,043.80 = 17,829.18/x
  3. Step 3: Cross multiply
    53,380.67x = 80,043.80 × 17,829.18
  4. Step 4: Simplify right side
    53,380.67x = 1,427,115,228.94
  5. Step 5: Solve for x
    x = 1,427,115,228.94/53,380.67
  6. Step 6: Final answer
    x = 26,734.68

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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.