Home / 41,028-61,547.94-12,938.52

Finding the Fourth Proportional to 41,028, 61,547.94 and 12,938.52

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Solution

The fourth proportional to 41,028, 61,547.94 and 12,938.52 is: 19,409.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,028 : 61,547.94 = 12,938.52 : x
  2. Step 2: Convert to fraction form
    41,028/61,547.94 = 12,938.52/x
  3. Step 3: Cross multiply
    41,028x = 61,547.94 × 12,938.52
  4. Step 4: Simplify right side
    41,028x = 796,339,252.65
  5. Step 5: Solve for x
    x = 796,339,252.65/41,028
  6. Step 6: Final answer
    x = 19,409.65

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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.