Home / 39,907.43-59,869.95-11,829.71

Finding the Fourth Proportional to 39,907.43, 59,869.95 and 11,829.71

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Solution

The fourth proportional to 39,907.43, 59,869.95 and 11,829.71 is: 17,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,907.43 : 59,869.95 = 11,829.71 : x
  2. Step 2: Convert to fraction form
    39,907.43/59,869.95 = 11,829.71/x
  3. Step 3: Cross multiply
    39,907.43x = 59,869.95 × 11,829.71
  4. Step 4: Simplify right side
    39,907.43x = 708,244,146.21
  5. Step 5: Solve for x
    x = 708,244,146.21/39,907.43
  6. Step 6: Final answer
    x = 17,747.18

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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.