Home / 37,736.39-56,579.73-21,120.95

Finding the Fourth Proportional to 37,736.39, 56,579.73 and 21,120.95

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Solution

The fourth proportional to 37,736.39, 56,579.73 and 21,120.95 is: 31,667.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,736.39 : 56,579.73 = 21,120.95 : x
  2. Step 2: Convert to fraction form
    37,736.39/56,579.73 = 21,120.95/x
  3. Step 3: Cross multiply
    37,736.39x = 56,579.73 × 21,120.95
  4. Step 4: Simplify right side
    37,736.39x = 1,195,017,365.44
  5. Step 5: Solve for x
    x = 1,195,017,365.44/37,736.39
  6. Step 6: Final answer
    x = 31,667.51

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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.