Home / 47,140.41-65,055-25,631.60

Finding the Fourth Proportional to 47,140.41, 65,055 and 25,631.60

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Solution

The fourth proportional to 47,140.41, 65,055 and 25,631.60 is: 35,372.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,140.41 : 65,055 = 25,631.60 : x
  2. Step 2: Convert to fraction form
    47,140.41/65,055 = 25,631.60/x
  3. Step 3: Cross multiply
    47,140.41x = 65,055 × 25,631.60
  4. Step 4: Simplify right side
    47,140.41x = 1,667,463,738
  5. Step 5: Solve for x
    x = 1,667,463,738/47,140.41
  6. Step 6: Final answer
    x = 35,372.28

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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.