Home / 55,754.46-76,941.21-30,260.82

Finding the Fourth Proportional to 55,754.46, 76,941.21 and 30,260.82

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Solution

The fourth proportional to 55,754.46, 76,941.21 and 30,260.82 is: 41,759.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,754.46 : 76,941.21 = 30,260.82 : x
  2. Step 2: Convert to fraction form
    55,754.46/76,941.21 = 30,260.82/x
  3. Step 3: Cross multiply
    55,754.46x = 76,941.21 × 30,260.82
  4. Step 4: Simplify right side
    55,754.46x = 2,328,304,106.39
  5. Step 5: Solve for x
    x = 2,328,304,106.39/55,754.46
  6. Step 6: Final answer
    x = 41,759.96

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1.5x scale

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.