Home / 36,961.11-51,015.42-30,983.31

Finding the Fourth Proportional to 36,961.11, 51,015.42 and 30,983.31

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Solution

The fourth proportional to 36,961.11, 51,015.42 and 30,983.31 is: 42,764.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,961.11 : 51,015.42 = 30,983.31 : x
  2. Step 2: Convert to fraction form
    36,961.11/51,015.42 = 30,983.31/x
  3. Step 3: Cross multiply
    36,961.11x = 51,015.42 × 30,983.31
  4. Step 4: Simplify right side
    36,961.11x = 1,580,626,572.64
  5. Step 5: Solve for x
    x = 1,580,626,572.64/36,961.11
  6. Step 6: Final answer
    x = 42,764.59

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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.