Home / 41,039.90-61,569.36-12,962.74

Finding the Fourth Proportional to 41,039.90, 61,569.36 and 12,962.74

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Solution

The fourth proportional to 41,039.90, 61,569.36 and 12,962.74 is: 19,447.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,039.90 : 61,569.36 = 12,962.74 : x
  2. Step 2: Convert to fraction form
    41,039.90/61,569.36 = 12,962.74/x
  3. Step 3: Cross multiply
    41,039.90x = 61,569.36 × 12,962.74
  4. Step 4: Simplify right side
    41,039.90x = 798,107,605.65
  5. Step 5: Solve for x
    x = 798,107,605.65/41,039.90
  6. Step 6: Final answer
    x = 19,447.11

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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.