Home / 55,720.55-83,579.87-22,439.77

Finding the Fourth Proportional to 55,720.55, 83,579.87 and 22,439.77

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Solution

The fourth proportional to 55,720.55, 83,579.87 and 22,439.77 is: 33,659.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,720.55 : 83,579.87 = 22,439.77 : x
  2. Step 2: Convert to fraction form
    55,720.55/83,579.87 = 22,439.77/x
  3. Step 3: Cross multiply
    55,720.55x = 83,579.87 × 22,439.77
  4. Step 4: Simplify right side
    55,720.55x = 1,875,512,906.58
  5. Step 5: Solve for x
    x = 1,875,512,906.58/55,720.55
  6. Step 6: Final answer
    x = 33,659.27

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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.