Home / 38,348.64-57,471.12-33,786.72

Finding the Fourth Proportional to 38,348.64, 57,471.12 and 33,786.72

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Solution

The fourth proportional to 38,348.64, 57,471.12 and 33,786.72 is: 50,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,348.64 : 57,471.12 = 33,786.72 : x
  2. Step 2: Convert to fraction form
    38,348.64/57,471.12 = 33,786.72/x
  3. Step 3: Cross multiply
    38,348.64x = 57,471.12 × 33,786.72
  4. Step 4: Simplify right side
    38,348.64x = 1,941,760,639.53
  5. Step 5: Solve for x
    x = 1,941,760,639.53/38,348.64
  6. Step 6: Final answer
    x = 50,634.41

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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.