Home / 55,623.36-76,759.84-30,473.12

Finding the Fourth Proportional to 55,623.36, 76,759.84 and 30,473.12

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Solution

The fourth proportional to 55,623.36, 76,759.84 and 30,473.12 is: 42,052.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,623.36 : 76,759.84 = 30,473.12 : x
  2. Step 2: Convert to fraction form
    55,623.36/76,759.84 = 30,473.12/x
  3. Step 3: Cross multiply
    55,623.36x = 76,759.84 × 30,473.12
  4. Step 4: Simplify right side
    55,623.36x = 2,339,111,815.50
  5. Step 5: Solve for x
    x = 2,339,111,815.50/55,623.36
  6. Step 6: Final answer
    x = 42,052.69

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