Home / 37,976.32-52,431.92-33,990.48

Finding the Fourth Proportional to 37,976.32, 52,431.92 and 33,990.48

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Solution

The fourth proportional to 37,976.32, 52,431.92 and 33,990.48 is: 46,928.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,976.32 : 52,431.92 = 33,990.48 : x
  2. Step 2: Convert to fraction form
    37,976.32/52,431.92 = 33,990.48/x
  3. Step 3: Cross multiply
    37,976.32x = 52,431.92 × 33,990.48
  4. Step 4: Simplify right side
    37,976.32x = 1,782,186,128.12
  5. Step 5: Solve for x
    x = 1,782,186,128.12/37,976.32
  6. Step 6: Final answer
    x = 46,928.88

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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.