Home / 55,580.36-83,309.38-27,458.78

Finding the Fourth Proportional to 55,580.36, 83,309.38 and 27,458.78

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Solution

The fourth proportional to 55,580.36, 83,309.38 and 27,458.78 is: 41,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,580.36 : 83,309.38 = 27,458.78 : x
  2. Step 2: Convert to fraction form
    55,580.36/83,309.38 = 27,458.78/x
  3. Step 3: Cross multiply
    55,580.36x = 83,309.38 × 27,458.78
  4. Step 4: Simplify right side
    55,580.36x = 2,287,573,937.36
  5. Step 5: Solve for x
    x = 2,287,573,937.36/55,580.36
  6. Step 6: Final answer
    x = 41,157.95

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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.