Home / 45,972.08-68,918.61-15,982.39

Finding the Fourth Proportional to 45,972.08, 68,918.61 and 15,982.39

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Solution

The fourth proportional to 45,972.08, 68,918.61 and 15,982.39 is: 23,959.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,972.08 : 68,918.61 = 15,982.39 : x
  2. Step 2: Convert to fraction form
    45,972.08/68,918.61 = 15,982.39/x
  3. Step 3: Cross multiply
    45,972.08x = 68,918.61 × 15,982.39
  4. Step 4: Simplify right side
    45,972.08x = 1,101,484,103.28
  5. Step 5: Solve for x
    x = 1,101,484,103.28/45,972.08
  6. Step 6: Final answer
    x = 23,959.85

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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.