Home / 39,874.71-59,823.76-11,795.50

Finding the Fourth Proportional to 39,874.71, 59,823.76 and 11,795.50

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Solution

The fourth proportional to 39,874.71, 59,823.76 and 11,795.50 is: 17,696.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,874.71 : 59,823.76 = 11,795.50 : x
  2. Step 2: Convert to fraction form
    39,874.71/59,823.76 = 11,795.50/x
  3. Step 3: Cross multiply
    39,874.71x = 59,823.76 × 11,795.50
  4. Step 4: Simplify right side
    39,874.71x = 705,651,161.08
  5. Step 5: Solve for x
    x = 705,651,161.08/39,874.71
  6. Step 6: Final answer
    x = 17,696.71

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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.