Home / 43,745.28-65,651.40-22,702.56

Finding the Fourth Proportional to 43,745.28, 65,651.40 and 22,702.56

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Solution

The fourth proportional to 43,745.28, 65,651.40 and 22,702.56 is: 34,071.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,745.28 : 65,651.40 = 22,702.56 : x
  2. Step 2: Convert to fraction form
    43,745.28/65,651.40 = 22,702.56/x
  3. Step 3: Cross multiply
    43,745.28x = 65,651.40 × 22,702.56
  4. Step 4: Simplify right side
    43,745.28x = 1,490,454,847.58
  5. Step 5: Solve for x
    x = 1,490,454,847.58/43,745.28
  6. Step 6: Final answer
    x = 34,071.22

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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.