Home / 47,128.80-65,037.75-26,992.36

Finding the Fourth Proportional to 47,128.80, 65,037.75 and 26,992.36

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Solution

The fourth proportional to 47,128.80, 65,037.75 and 26,992.36 is: 37,249.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,128.80 : 65,037.75 = 26,992.36 : x
  2. Step 2: Convert to fraction form
    47,128.80/65,037.75 = 26,992.36/x
  3. Step 3: Cross multiply
    47,128.80x = 65,037.75 × 26,992.36
  4. Step 4: Simplify right side
    47,128.80x = 1,755,522,361.59
  5. Step 5: Solve for x
    x = 1,755,522,361.59/47,128.80
  6. Step 6: Final answer
    x = 37,249.46

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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.