Home / 47,553.82-65,631.18-27,406.78

Finding the Fourth Proportional to 47,553.82, 65,631.18 and 27,406.78

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Solution

The fourth proportional to 47,553.82, 65,631.18 and 27,406.78 is: 37,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,553.82 : 65,631.18 = 27,406.78 : x
  2. Step 2: Convert to fraction form
    47,553.82/65,631.18 = 27,406.78/x
  3. Step 3: Cross multiply
    47,553.82x = 65,631.18 × 27,406.78
  4. Step 4: Simplify right side
    47,553.82x = 1,798,739,311.40
  5. Step 5: Solve for x
    x = 1,798,739,311.40/47,553.82
  6. Step 6: Final answer
    x = 37,825.34

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1.5x scale

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.