Home / 55,562.43-76,676.00-30,411.75

Finding the Fourth Proportional to 55,562.43, 76,676.00 and 30,411.75

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Solution

The fourth proportional to 55,562.43, 76,676.00 and 30,411.75 is: 41,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,562.43 : 76,676.00 = 30,411.75 : x
  2. Step 2: Convert to fraction form
    55,562.43/76,676.00 = 30,411.75/x
  3. Step 3: Cross multiply
    55,562.43x = 76,676.00 × 30,411.75
  4. Step 4: Simplify right side
    55,562.43x = 2,331,851,190.94
  5. Step 5: Solve for x
    x = 2,331,851,190.94/55,562.43
  6. Step 6: Final answer
    x = 41,968.13

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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.