Home / 22,363.95-33,530.41-18,876.60

Finding the Fourth Proportional to 22,363.95, 33,530.41 and 18,876.60

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Solution

The fourth proportional to 22,363.95, 33,530.41 and 18,876.60 is: 28,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,363.95 : 33,530.41 = 18,876.60 : x
  2. Step 2: Convert to fraction form
    22,363.95/33,530.41 = 18,876.60/x
  3. Step 3: Cross multiply
    22,363.95x = 33,530.41 × 18,876.60
  4. Step 4: Simplify right side
    22,363.95x = 632,940,137.41
  5. Step 5: Solve for x
    x = 632,940,137.41/22,363.95
  6. Step 6: Final answer
    x = 28,301.80

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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.