Home / 41,509.36-62,229.12-19,311.40

Finding the Fourth Proportional to 41,509.36, 62,229.12 and 19,311.40

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Solution

The fourth proportional to 41,509.36, 62,229.12 and 19,311.40 is: 28,950.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,509.36 : 62,229.12 = 19,311.40 : x
  2. Step 2: Convert to fraction form
    41,509.36/62,229.12 = 19,311.40/x
  3. Step 3: Cross multiply
    41,509.36x = 62,229.12 × 19,311.40
  4. Step 4: Simplify right side
    41,509.36x = 1,201,731,427.97
  5. Step 5: Solve for x
    x = 1,201,731,427.97/41,509.36
  6. Step 6: Final answer
    x = 28,950.85

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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.