Home / 34,077.80-51,116.70-28,634.60

Finding the Fourth Proportional to 34,077.80, 51,116.70 and 28,634.60

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Solution

The fourth proportional to 34,077.80, 51,116.70 and 28,634.60 is: 42,951.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,077.80 : 51,116.70 = 28,634.60 : x
  2. Step 2: Convert to fraction form
    34,077.80/51,116.70 = 28,634.60/x
  3. Step 3: Cross multiply
    34,077.80x = 51,116.70 × 28,634.60
  4. Step 4: Simplify right side
    34,077.80x = 1,463,706,257.82
  5. Step 5: Solve for x
    x = 1,463,706,257.82/34,077.80
  6. Step 6: Final answer
    x = 42,951.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.