Home / 55,690.56-76,853.14-33,040.76

Finding the Fourth Proportional to 55,690.56, 76,853.14 and 33,040.76

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Solution

The fourth proportional to 55,690.56, 76,853.14 and 33,040.76 is: 45,596.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,690.56 : 76,853.14 = 33,040.76 : x
  2. Step 2: Convert to fraction form
    55,690.56/76,853.14 = 33,040.76/x
  3. Step 3: Cross multiply
    55,690.56x = 76,853.14 × 33,040.76
  4. Step 4: Simplify right side
    55,690.56x = 2,539,285,687.12
  5. Step 5: Solve for x
    x = 2,539,285,687.12/55,690.56
  6. Step 6: Final answer
    x = 45,596.34

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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.