Home / 55,794.56-76,996.49-30,644.06

Finding the Fourth Proportional to 55,794.56, 76,996.49 and 30,644.06

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Solution

The fourth proportional to 55,794.56, 76,996.49 and 30,644.06 is: 42,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,794.56 : 76,996.49 = 30,644.06 : x
  2. Step 2: Convert to fraction form
    55,794.56/76,996.49 = 30,644.06/x
  3. Step 3: Cross multiply
    55,794.56x = 76,996.49 × 30,644.06
  4. Step 4: Simplify right side
    55,794.56x = 2,359,485,059.35
  5. Step 5: Solve for x
    x = 2,359,485,059.35/55,794.56
  6. Step 6: Final answer
    x = 42,288.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.