Home / 47,288.72-65,260.68-27,145.28

Finding the Fourth Proportional to 47,288.72, 65,260.68 and 27,145.28

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Solution

The fourth proportional to 47,288.72, 65,260.68 and 27,145.28 is: 37,461.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,288.72 : 65,260.68 = 27,145.28 : x
  2. Step 2: Convert to fraction form
    47,288.72/65,260.68 = 27,145.28/x
  3. Step 3: Cross multiply
    47,288.72x = 65,260.68 × 27,145.28
  4. Step 4: Simplify right side
    47,288.72x = 1,771,519,431.59
  5. Step 5: Solve for x
    x = 1,771,519,431.59/47,288.72
  6. Step 6: Final answer
    x = 37,461.78

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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.