Home / 43,721.40-65,651.22-34,528.44

Finding the Fourth Proportional to 43,721.40, 65,651.22 and 34,528.44

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Solution

The fourth proportional to 43,721.40, 65,651.22 and 34,528.44 is: 51,847.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,721.40 : 65,651.22 = 34,528.44 : x
  2. Step 2: Convert to fraction form
    43,721.40/65,651.22 = 34,528.44/x
  3. Step 3: Cross multiply
    43,721.40x = 65,651.22 × 34,528.44
  4. Step 4: Simplify right side
    43,721.40x = 2,266,834,210.70
  5. Step 5: Solve for x
    x = 2,266,834,210.70/43,721.40
  6. Step 6: Final answer
    x = 51,847.25

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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.