Home / 55,767.85-76,958.34-31,893.10

Finding the Fourth Proportional to 55,767.85, 76,958.34 and 31,893.10

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Solution

The fourth proportional to 55,767.85, 76,958.34 and 31,893.10 is: 44,011.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,767.85 : 76,958.34 = 31,893.10 : x
  2. Step 2: Convert to fraction form
    55,767.85/76,958.34 = 31,893.10/x
  3. Step 3: Cross multiply
    55,767.85x = 76,958.34 × 31,893.10
  4. Step 4: Simplify right side
    55,767.85x = 2,454,440,033.45
  5. Step 5: Solve for x
    x = 2,454,440,033.45/55,767.85
  6. Step 6: Final answer
    x = 44,011.74

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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.