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Finding the Fourth Proportional to 41,994.60, 57,904.44 and 31,366.32

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Solution

The fourth proportional to 41,994.60, 57,904.44 and 31,366.32 is: 43,249.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,994.60 : 57,904.44 = 31,366.32 : x
  2. Step 2: Convert to fraction form
    41,994.60/57,904.44 = 31,366.32/x
  3. Step 3: Cross multiply
    41,994.60x = 57,904.44 × 31,366.32
  4. Step 4: Simplify right side
    41,994.60x = 1,816,249,194.46
  5. Step 5: Solve for x
    x = 1,816,249,194.46/41,994.60
  6. Step 6: Final answer
    x = 43,249.59

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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.