Home / 35,651.22-53,529.39-19,887.05

Finding the Fourth Proportional to 35,651.22, 53,529.39 and 19,887.05

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Solution

The fourth proportional to 35,651.22, 53,529.39 and 19,887.05 is: 29,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,651.22 : 53,529.39 = 19,887.05 : x
  2. Step 2: Convert to fraction form
    35,651.22/53,529.39 = 19,887.05/x
  3. Step 3: Cross multiply
    35,651.22x = 53,529.39 × 19,887.05
  4. Step 4: Simplify right side
    35,651.22x = 1,064,541,789.22
  5. Step 5: Solve for x
    x = 1,064,541,789.22/35,651.22
  6. Step 6: Final answer
    x = 29,859.90

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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.