Home / 36,120.71-54,451.79-33,712.31

Finding the Fourth Proportional to 36,120.71, 54,451.79 and 33,712.31

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Solution

The fourth proportional to 36,120.71, 54,451.79 and 33,712.31 is: 50,821.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,120.71 : 54,451.79 = 33,712.31 : x
  2. Step 2: Convert to fraction form
    36,120.71/54,451.79 = 33,712.31/x
  3. Step 3: Cross multiply
    36,120.71x = 54,451.79 × 33,712.31
  4. Step 4: Simplify right side
    36,120.71x = 1,835,695,718.52
  5. Step 5: Solve for x
    x = 1,835,695,718.52/36,120.71
  6. Step 6: Final answer
    x = 50,821.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.