Home / 44,388.83-66,591.41-13,220.51

Finding the Fourth Proportional to 44,388.83, 66,591.41 and 13,220.51

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Solution

The fourth proportional to 44,388.83, 66,591.41 and 13,220.51 is: 19,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,388.83 : 66,591.41 = 13,220.51 : x
  2. Step 2: Convert to fraction form
    44,388.83/66,591.41 = 13,220.51/x
  3. Step 3: Cross multiply
    44,388.83x = 66,591.41 × 13,220.51
  4. Step 4: Simplify right side
    44,388.83x = 880,372,335.72
  5. Step 5: Solve for x
    x = 880,372,335.72/44,388.83
  6. Step 6: Final answer
    x = 19,833.20

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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.