Home / 47,412.89-65,431.67-27,269.75

Finding the Fourth Proportional to 47,412.89, 65,431.67 and 27,269.75

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Solution

The fourth proportional to 47,412.89, 65,431.67 and 27,269.75 is: 37,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,412.89 : 65,431.67 = 27,269.75 : x
  2. Step 2: Convert to fraction form
    47,412.89/65,431.67 = 27,269.75/x
  3. Step 3: Cross multiply
    47,412.89x = 65,431.67 × 27,269.75
  4. Step 4: Simplify right side
    47,412.89x = 1,784,305,282.98
  5. Step 5: Solve for x
    x = 1,784,305,282.98/47,412.89
  6. Step 6: Final answer
    x = 37,633.34

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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.