Home / 23,918.92-35,878.40-11,436

Finding the Fourth Proportional to 23,918.92, 35,878.40 and 11,436

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Solution

The fourth proportional to 23,918.92, 35,878.40 and 11,436 is: 17,154.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,918.92 : 35,878.40 = 11,436 : x
  2. Step 2: Convert to fraction form
    23,918.92/35,878.40 = 11,436/x
  3. Step 3: Cross multiply
    23,918.92x = 35,878.40 × 11,436
  4. Step 4: Simplify right side
    23,918.92x = 410,305,382.40
  5. Step 5: Solve for x
    x = 410,305,382.40/23,918.92
  6. Step 6: Final answer
    x = 17,154.01

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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.