Home / 36,835.43-50,838.98-21,731.78

Finding the Fourth Proportional to 36,835.43, 50,838.98 and 21,731.78

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Solution

The fourth proportional to 36,835.43, 50,838.98 and 21,731.78 is: 29,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,835.43 : 50,838.98 = 21,731.78 : x
  2. Step 2: Convert to fraction form
    36,835.43/50,838.98 = 21,731.78/x
  3. Step 3: Cross multiply
    36,835.43x = 50,838.98 × 21,731.78
  4. Step 4: Simplify right side
    36,835.43x = 1,104,821,710.21
  5. Step 5: Solve for x
    x = 1,104,821,710.21/36,835.43
  6. Step 6: Final answer
    x = 29,993.46

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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.