Home / 51,190.74-70,645.62-29,976.84

Finding the Fourth Proportional to 51,190.74, 70,645.62 and 29,976.84

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Solution

The fourth proportional to 51,190.74, 70,645.62 and 29,976.84 is: 41,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,190.74 : 70,645.62 = 29,976.84 : x
  2. Step 2: Convert to fraction form
    51,190.74/70,645.62 = 29,976.84/x
  3. Step 3: Cross multiply
    51,190.74x = 70,645.62 × 29,976.84
  4. Step 4: Simplify right side
    51,190.74x = 2,117,732,447.44
  5. Step 5: Solve for x
    x = 2,117,732,447.44/51,190.74
  6. Step 6: Final answer
    x = 41,369.44

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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.