Home / 55,473.57-76,554.05-31,599.90

Finding the Fourth Proportional to 55,473.57, 76,554.05 and 31,599.90

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Solution

The fourth proportional to 55,473.57, 76,554.05 and 31,599.90 is: 43,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,473.57 : 76,554.05 = 31,599.90 : x
  2. Step 2: Convert to fraction form
    55,473.57/76,554.05 = 31,599.90/x
  3. Step 3: Cross multiply
    55,473.57x = 76,554.05 × 31,599.90
  4. Step 4: Simplify right side
    55,473.57x = 2,419,100,324.60
  5. Step 5: Solve for x
    x = 2,419,100,324.60/55,473.57
  6. Step 6: Final answer
    x = 43,608.16

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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.