Home / 47,128.55-65,037.41-26,992.11

Finding the Fourth Proportional to 47,128.55, 65,037.41 and 26,992.11

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Solution

The fourth proportional to 47,128.55, 65,037.41 and 26,992.11 is: 37,249.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,128.55 : 65,037.41 = 26,992.11 : x
  2. Step 2: Convert to fraction form
    47,128.55/65,037.41 = 26,992.11/x
  3. Step 3: Cross multiply
    47,128.55x = 65,037.41 × 26,992.11
  4. Step 4: Simplify right side
    47,128.55x = 1,755,496,789.87
  5. Step 5: Solve for x
    x = 1,755,496,789.87/47,128.55
  6. Step 6: Final answer
    x = 37,249.12

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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.