Home / 55,736.28-83,604.11-13,616.60

Finding the Fourth Proportional to 55,736.28, 83,604.11 and 13,616.60

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Solution

The fourth proportional to 55,736.28, 83,604.11 and 13,616.60 is: 20,424.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,736.28 : 83,604.11 = 13,616.60 : x
  2. Step 2: Convert to fraction form
    55,736.28/83,604.11 = 13,616.60/x
  3. Step 3: Cross multiply
    55,736.28x = 83,604.11 × 13,616.60
  4. Step 4: Simplify right side
    55,736.28x = 1,138,403,238.12
  5. Step 5: Solve for x
    x = 1,138,403,238.12/55,736.28
  6. Step 6: Final answer
    x = 20,424.82

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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.