Home / 34,439.10-51,560.10-21,202.35

Finding the Fourth Proportional to 34,439.10, 51,560.10 and 21,202.35

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Solution

The fourth proportional to 34,439.10, 51,560.10 and 21,202.35 is: 31,742.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,439.10 : 51,560.10 = 21,202.35 : x
  2. Step 2: Convert to fraction form
    34,439.10/51,560.10 = 21,202.35/x
  3. Step 3: Cross multiply
    34,439.10x = 51,560.10 × 21,202.35
  4. Step 4: Simplify right side
    34,439.10x = 1,093,195,286.24
  5. Step 5: Solve for x
    x = 1,093,195,286.24/34,439.10
  6. Step 6: Final answer
    x = 31,742.85

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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.