Home / 41,025.18-61,537.78-12,947.42

Finding the Fourth Proportional to 41,025.18, 61,537.78 and 12,947.42

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Solution

The fourth proportional to 41,025.18, 61,537.78 and 12,947.42 is: 19,421.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,025.18 : 61,537.78 = 12,947.42 : x
  2. Step 2: Convert to fraction form
    41,025.18/61,537.78 = 12,947.42/x
  3. Step 3: Cross multiply
    41,025.18x = 61,537.78 × 12,947.42
  4. Step 4: Simplify right side
    41,025.18x = 796,755,407.65
  5. Step 5: Solve for x
    x = 796,755,407.65/41,025.18
  6. Step 6: Final answer
    x = 19,421.13

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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.