Home / 51,676.85-71,318.19-29,017.35

Finding the Fourth Proportional to 51,676.85, 71,318.19 and 29,017.35

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Solution

The fourth proportional to 51,676.85, 71,318.19 and 29,017.35 is: 40,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,676.85 : 71,318.19 = 29,017.35 : x
  2. Step 2: Convert to fraction form
    51,676.85/71,318.19 = 29,017.35/x
  3. Step 3: Cross multiply
    51,676.85x = 71,318.19 × 29,017.35
  4. Step 4: Simplify right side
    51,676.85x = 2,069,464,880.60
  5. Step 5: Solve for x
    x = 2,069,464,880.60/51,676.85
  6. Step 6: Final answer
    x = 40,046.27

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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.