Home / 41,893.20-57,812.21-31,185.96

Finding the Fourth Proportional to 41,893.20, 57,812.21 and 31,185.96

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Solution

The fourth proportional to 41,893.20, 57,812.21 and 31,185.96 is: 43,036.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,893.20 : 57,812.21 = 31,185.96 : x
  2. Step 2: Convert to fraction form
    41,893.20/57,812.21 = 31,185.96/x
  3. Step 3: Cross multiply
    41,893.20x = 57,812.21 × 31,185.96
  4. Step 4: Simplify right side
    41,893.20x = 1,802,928,979.51
  5. Step 5: Solve for x
    x = 1,802,928,979.51/41,893.20
  6. Step 6: Final answer
    x = 43,036.32

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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.