Home / 22,511.04-33,756.66-11,978.52

Finding the Fourth Proportional to 22,511.04, 33,756.66 and 11,978.52

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Solution

The fourth proportional to 22,511.04, 33,756.66 and 11,978.52 is: 17,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,511.04 : 33,756.66 = 11,978.52 : x
  2. Step 2: Convert to fraction form
    22,511.04/33,756.66 = 11,978.52/x
  3. Step 3: Cross multiply
    22,511.04x = 33,756.66 × 11,978.52
  4. Step 4: Simplify right side
    22,511.04x = 404,354,826.94
  5. Step 5: Solve for x
    x = 404,354,826.94/22,511.04
  6. Step 6: Final answer
    x = 17,962.51

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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.