Home / 47,120.67-65,027.14-25,899.75

Finding the Fourth Proportional to 47,120.67, 65,027.14 and 25,899.75

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Solution

The fourth proportional to 47,120.67, 65,027.14 and 25,899.75 is: 35,741.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,120.67 : 65,027.14 = 25,899.75 : x
  2. Step 2: Convert to fraction form
    47,120.67/65,027.14 = 25,899.75/x
  3. Step 3: Cross multiply
    47,120.67x = 65,027.14 × 25,899.75
  4. Step 4: Simplify right side
    47,120.67x = 1,684,186,604.47
  5. Step 5: Solve for x
    x = 1,684,186,604.47/47,120.67
  6. Step 6: Final answer
    x = 35,741.99

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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.