Home / 36,682.52-55,027.42-13,310.78

Finding the Fourth Proportional to 36,682.52, 55,027.42 and 13,310.78

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Solution

The fourth proportional to 36,682.52, 55,027.42 and 13,310.78 is: 19,967.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,682.52 : 55,027.42 = 13,310.78 : x
  2. Step 2: Convert to fraction form
    36,682.52/55,027.42 = 13,310.78/x
  3. Step 3: Cross multiply
    36,682.52x = 55,027.42 × 13,310.78
  4. Step 4: Simplify right side
    36,682.52x = 732,457,881.59
  5. Step 5: Solve for x
    x = 732,457,881.59/36,682.52
  6. Step 6: Final answer
    x = 19,967.49

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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.